When a step-change in setpoint is applied to such a closed-loop system, the controlled variable with exhibit a. Overdamped response b. A. ATIII B. Question is ⇒ Assertion (A): Master slave JK flip flop is commonly used in high speed synchronous circuitry Reason (R): Master slave JK flip flop uses two JK flip flops in cascade. Variable Air Volume C. Variable Frequency Drive D. Value After Value Ans: B. Finally, the paper discusses safety precautions for operating and servicing ammonia/CO 2 cascade systems. Cascade and mixed refrigerant systems can be analysed. ... A. a. electromagnetic relays have high reliability at more cost b. electromagnetic relays use low current and voltage, to have open or close contact in high voltage and current circuit c. air pressure passed to pressure electric converter opens a contact which energizes a circuit for the flow of … A. Learn networking, DBMS, operating system and many more by practicing multiple choice questions. Product layout is preferably used for: a) Repetitive processing b) Intermittent processing c) Both (a) and (b) d) Neither (a) nor (b) 11. 25) T1 carrier system is used. Data Definition Language(DDL) B. VPN running on different computers - Cascade Tel A available for this page. 700 – 1200 nm . Advantages and disadvantages are combinations of advantages and disadvantages of proportional and derivative controllers. A directory of Objective Type Questions covering all the Computer Science subjects. This reverse thrust feature became available with the development of controllable-pitch propellers, which change the angle of the propeller blades to make efficient use of engine power over a wide range of conditions. Public key encryption uses multiple keys. A. (C) Inferred variable Infrared range for fiber optics . April 12, 2018. For PCM voice transmission b. Two-Stage Compression Cascade Refrigeration System (CCRS) STCRS is a traditional refrigeration system, which is widely used in air-conditioning systems. By addition b. 1. Using two 1-D chaotic maps as seed maps, CCS is able to generate a huge number of new chaotic … Multicylinder Pneumatic Circuits & Electropneumatics – MCQs with Answers 1. ELISA is so named because the test technique involves the use of an enzyme system and immunosorbent. 3.37. (E) Feedforward. Parliamentary systems. Cascade refrigeration systems commonly used in the liquefaction of natural gas and some other gases. The primary controller in a cascade control system must always be tuned: (A) faster than the secondary 1.1 Electro –Pneumatic Systems:- The most used pneumatic actuation systems are electrically controlled systems. [2][self-published source?] (E) compensate for dead time and lag time in a process. A. used to run the business in real time and is based on historical data. Very Fine Dog B. A. Reverse thrust is always selected manually, either using levers attached to the thrust levers or moving the thrust levers into a reverse thrust 'gate'. In a feedback control system, the controller gets its input from the. WORK (2012) is a software package used for the design of low temperature (sub-ambient) processes. What do proponents of neoliberalism think about development? (B) one controller providing a setpoint for another controller Multiple Choice questions for Process Control asked in GATE exam. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. Infrared range for fiber optics . Reverse thrust is sometimes selected on idling engines to eliminate residual thrust, in particular in icy or slick conditions, or when the engines' jet blast could cause damage. 400 – 700 nm . d. 400 – 7000 nm You can set different size for each recycle bin. MCQ in Tests and Measurements Part 1 as part of the Electronics Engineering Board Exam. On selection, the system folds the doors to block off the cold stream final nozzle and redirect this airflow to the cascade vanes. to connect Virtual Hubs UEM console. [6] There are three common types of thrust reversing systems used on jet engines: the target, clam-shell, and cold stream systems. (D) Drum temperature, firing rate, and feedwater flow 59. [5] Regulations dictate, however, that an aircraft must be able to land on a runway without the use of thrust reversal in order to be certified to land there as part of scheduled airline service. a. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Leave a Reply Cancel Reply. (E) Steam flow, drum level, and feedwater flow. Multiple Choice Questions and Answers on Control Systems. (A) Nonlinear. (D) process data is communicated in a digital format The most important advantage of these cascading system is that refrigerants can be selected with the appropriate properties, avoiding the larger components of the system. Expensive personal computer hardware C. Expensive software upgrades D. All of the above Ans:D. 2. Which of the following is used in B2B to pay for purchases? Show Answer Airlines consider thrust reverser systems a vital part of reaching a maximum level of aircraft operating safety.[11]. 2.6 megabits per second b. c. 300 – 2000 nm . [citation needed], The Boeing C-17 Globemaster III is one of the few modern aircraft that uses reverse thrust in flight. Introduction. The Boeing-manufactured aircraft is capable of in-flight deployment of reverse thrust on all four engines to facilitate steep tactical descents up to 15,000 ft/min (4,600 m/min) into combat environments (a descent rate of just over 170 mph, or 274 km/h). (this multiple choice question has been scrambled) All of the following are true of cell communication systems except: A. in response to a signal, the cell may alter activites by changes in cytosol activity or in transcription of RNA (E) after the secondary is tuned, (A) Ratio Security concerns C. Too many platforms You can use upsc gk android and windows app, it’s free app. What are the two basic types of production systems? (B) Ratio Many companies are building knowledge management systems to manage organizational learning and business know-how. (D) with greater filtering than the secondary Most commercial jetliners have such devices, and it also has applications in military aviation.[5]. [1], Reverse thrust mode is used only for a fraction of aircraft operating time but affects it greatly in terms of design, weight, maintenance, performance, and cost. ANSWER: (c) 1.544 megabits per second. A. 190°C c. 390°C d. 250°C e. 160°C Answer: A The engine does not run or rotate in reverse; instead, thrust reversing devices are used to block the blast and redirect it forward. Take the Quiz for competitions and exams. Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables? upsc GK Get Study tips of upsc gk quiz and also examine your ability of online general knowledge preparation. C. used to support decision making and is based on current data. We'll assume you're ok with this, but you can opt-out if you wish. (B) Manipulated variable 103. (E) Dynamic variable. This paper describes various system design solutions for cascade systems. In a cascade system a series of refrigerants with progressively lower boiling points are used in a series of single stage units. (C) Feedforward with trim 2 cascade systems are becoming a popular solution all over the world. However, most commercial jet engines continue to produce thrust in the forward direction, even when idle, acting against the deceleration of the aircraft. The three “elements” in a three-element boiler feedwater control system are: (A) Feedwater flow, water conductivity, and steam flow Too expensive B. Did you know that 70% of all industrial temperature measurements are carried out with a PT100? B. used to run the business in real time and is based on current data. The Shuttle Training Aircraft, a highly modified Grumman Gulfstream II, used reverse thrust in flight to help simulate Space Shuttle aerodynamics so astronauts could practice landings. a. (E) the rate of one variable must remain fixed over time. a. The block diagram on the right shows the principles of … Operating System mcq questions With Answer | OS Question | Computer Fundamental. Shorten the period of the total system b. Lengthen the period of the total system c. Improve the operation of the system d. Provide no benefits. In most cockpit setups, reverse thrust is set when the thrust levers are on idle by pulling them further back. a. 10. In-flight use of reverse thrust has several advantages. a. e‐commerce b. financial electronic data interchange c. electronic data exchange d. electronic checks Answer: B. 10. [citation needed], Some aircraft, notably some Russian and Soviet aircraft, are able to safely use reverse thrust in flight, though the majority of these are propeller-driven. Operating System MCQ (Multiple Choice Questions) with Definition and functions, OS Tutorial, Types of OS, Process Management Introduction, Attributes of a Process, CPU Scheduling, FCFS with overhead, FCFS Scheduling etc. In digital logic, a counter is a device which _____ a) Counts the number of outputs b) Stores the number of times a particular event or process has occurred c) Stores the number of times a clock pulse rises and falls A. [4] The cold stream reverser system is activated by an air motor. The component where heat of condensation of lower stage refrigerant is supplied for vaporization of next level refrigerant is called as cascade condenser. [citation needed], The Douglas DC-8 series of airliners has been certified for in-flight reverse thrust since service entry in 1959. With reference to NC machines, which of the following statements is wrong GATE 1993 (a) Both closed-loop and open-loop control systems are used (b) Paper tapes, floppy tapes and cassettes are used for data storage (c) Digitizers may be used as interactive input devices (d) Post processor is an item of hardware Ans: C 12. Home DBMS Mcqs Servers which is widely used in relational database systems. Most widely used solar material is..... A. Arsenic B. Cadmium C. Silicon D. Steel On turbojet engines, this system would be less effective than the target system, as the cascade system only makes use of the fan airflow and does not affect the main engine core, which continues to produce forward thrust. A similar technique was employed on a modified Tupolev Tu-154 which simulated the Russian Buran space shuttle. CBN is published the first and third Wednesdays of each month. The Hawker Siddeley Trident, a 120- to 180-seat airliner, was capable of descending at up to 10,000 ft/min (3,050 m/min) by use of reverse thrust, though this capability was rarely used. a. Duration of hospital stays during pregnancy and nominal interest rate b. What is Cloud Computing replacing? Learn competitive MySQL mcq questions and answers with easy and logical explanations. Refrigerants - MCQs with Answers Q1. 1 and 2 are correct c. 2 and 3 are correct d. All the four are correct The Saab 37 Viggen (retired in November 2005) also had the ability to use reverse thrust both before landing, to shorten the needed runway, and taxiing after landing, allowing many Swedish roads to double as wartime runways. upsc gk questions in all languages. Cascade Business News (CBN), Central Oregon's business newspaper, is local and family-owned and operated by Jeff Martin. A) Fiber optic B) Co-axial C) UTP D) STP; 2. Complex refrigeration systems can be analysed using WORK. Cascade refrigeration systems commonly used in the liquefaction of natural gas and some other gases. When reverse thrust is used to push an aircraft back from the gate, the maneuver is called a powerback. It allows machines to handle vague information with a deftness that mimics human intuition. 700 – 1200 nm . a. (E) prevent integral windup by placing limits on the manipulated variable signal. 11. For maximum effectiveness, it should be applied quickly after touchdown. (B) using the Ziegler-Nichols method (C) Dead time. Cascade systems are the only open-air systems able to reach high cell densities (up to 10 g/L) and are suitable for repeated pumping-tolerating microalgae such as Chlorella and Scenedesmus. (B) Time-variant If circumstances require it, reverse thrust can be used all the way to a stop, or even to provide thrust to push the aircraft backward, though aircraft tugs or towbars are more commonly used for that purpose. What is the name of this AI? d. 400 – 7000 nm Thrust reversal can also be used in flight to reduce airspeed, though this is not common with modern aircraft. Start studying Pharma Midterm II Past MCQ. New technologies in expansion joints, rotary unions and sealing devices, steam systems, and water heating increase process efficiency, reduce energy costs, and help companies to be more sustainable in their operations. The extrinsic system is activated first, and then the intrinsic system is turned on later B. Chaotic maps are widely used in different applications. B. A pinoybix mcq, quiz and reviewers. 1) Used only for transforming analog high pass filters 2) Used for band pass filters having smaller resonant frequencies 3) Used only for transforming analog low pass filters 4) Used for band pass filters having high resonant frequencies. If finite number of blocks are connected in series or cascade configuration, then how are the blocks combined algebraically? a. Electro-pneumatic control system is a combination of electrical unit and pneumatic control unit both in one unit. [1] If activated at low speeds, foreign object damage is possible. Corporate data centers B. Foxoyo MCQs. This website uses cookies to improve your experience. Transistors are can be configured in three different ways depending on whether the common terminal in between the input and output ports is base, collector or emitter and are named common base, common collector and common emitter, accordingly. It includes multiple-choice questions on the applications of optical fiber cables, ... .. transmission system are widely used in the backbone of the network. A. used to run the business in real time and is based on historical data. High Side B. a. Boolean logic: b. D. used to support decision making and is based on historical data. Only the inboard engines were used, and the engines were placed in reverse idle only in subsonic flight and when the aircraft was below 30,000 ft in altitude. In large industrial cascade refrigerating system is shown in Fig. Further, by choosing an appropriate biasing point, one may make the device suitable for either amplification or for switching i.e. In large industrial cascade refrigerating system is shown in Fig. (D) Override Accept Read More, Programmable Logic Controllers Multiple Choice Questions…, Programmable Logic Controllers Multiple Choice Questions Question 1 The acronym PLC stands for: (A) Pressure Load Control (B) Programmable Logic Contr…, Control Valves Multiple Choice Questions Question 1 When a valve is installed in a process with where the differential pressure (drop) across the valv…, Programmable Logic Controllers Multiple Choice Questions, Feedforward Control Questions and Answers, Objective Questions of Building Fire and Gas Detectors, Instrumentation Diagrams Multiple Choice Questions, Gap Voltage of Bently Nevada Vibration Probe. Intermittent and non-intermittent process c. Normal and continuous process d. Continuous process and batch 12. [5] However, for aerodynamic reasons, this is not possible, and a 135° angle is taken, resulting in less effectiveness than would otherwise be possible. Show Answer A landing roll consists of touchdown, bringing the aircraft to taxi speed, and eventually to a complete stop. 103. (D) Fast It allows for rapid deceleration, enabling quick changes of speed. 3) The Vapor Side of a system is the. You can either use their software for a stand-alone SCADA scheme or use it with Honeywell’s PLC platform (e.g. MCQ-Contemporary Marketing Research 1) Which form of data below can usually be obtained more quickly and at a lower cost than the others? ... cannot be used to test the stability of a control system containing transportation lag. For large-scale systems, multiple levels of refrigeration, cascaded systems and mixed refrigerants are used. Where, K d and K p proportional constant and derivative constant respectively. Thrust reverser systems are featured on many jet aircraft to help slow down just after touch-down, reducing wear on the brakes and enabling shorter landing distances. [1] Reverse thrust is typically applied immediately after touchdown, often along with spoilers, to improve deceleration early in the landing roll when residual aerodynamic lift and high speed limit the effectiveness of the brakes located on the landing gear. The Lockheed C-5 Galaxy, introduced in 1969, also has in-flight reverse capability, although on the inboard engines only.[14]. Adaptive gain is used for controlling processes. In a cascade control system, two or more controllers are cascaded to control one or more process variable. Fluid handling products are used in mixing, blending, heating, and cooling applications in the chemical processing industry. Which of the following anti-clotting substances acts on factors V and VIII? If the time constant of the secondary loop is greater than the time constant of the primary loop, cascade control will: a. (B) Drum level, water pH, and drum temperature 3.37. Selection of components, sizing of valves, relief valves pipes and vessels are discussed. Petroleum oils are widely used as heat transfer media for systems operating up to: a. You can send your comments directly at info@mechanicaltutorial.com. Propeller-driven aircraft generate reverse thrust by changing the angle of their controllable-pitch propellers so that the propellers direct their thrust forward. Value After Vortex B. The distinguishing feature of the PID controller is the ability to use the three control terms of proportional, integral and derivative influence on the controller output to apply accurate and optimal control. Block diagram is used for analysis & design of control system. Inst Tools covers topics of Industrial Instrumentation, PLC, DCS, SCADA, Field Instruments, Analyzers and so on. upsc gk in hindi is easy to understand. (C) fuel must be precisely rationed for economy There is some danger of an aircraft with thrust reversers applied momentarily leaving the ground again due to both the effect of the reverse thrust and the nose-up pitch effect from the spoilers. Penalties are significant but necessary since it provides stopping force for added safety margins, directional control during landing rolls, and aids in rejected take-offs and ground operations on contaminated runways where normal braking effectiveness is diminished. B. used to run the business in real time and is based on current data. (D) Controlled variable (A) Nonlinear Cascading of Amplifier Stage using Transistor. It also prevents the speed build-up normally associated with steep dives, allowing for rapid loss of altitude, which can be especially useful in hostile environments such as combat zones, and when making steep approaches to land. There are three jet engine thrust reversal systems in common use:[6], The target thrust reverser uses a pair of hydraulically-operated 'bucket' type doors to reverse the hot gas stream. (D) … The system is … An operational system is _____. Development is basically random b. A cell culture commonly used in research was selected to study the effect of a specific virus on the timing of cell cycle phases. On the other hand, large aircraft (those weighing more than 12,500 lb) almost always have the ability to reverse thrust. The early deceleration provided by reverse thrust can reduce landing roll by a quarter or more. Your email address will not be published. These aircraft, when landing on water, have no conventional braking method and must rely on slaloming and/or reverse thrust, as well as the drag of the water in order to slow or stop. 58. The controller proposed to be used is an integral controller with transfer function (1/Ts). c) The saturation voltage V CE for silicon transistor is same as that for germanium. [1] The brakes of the landing gear of most modern aircraft are sufficient in normal circumstances to stop the aircraft by themselves, but for safety purposes, and to reduce the stress on the brakes,[2] another deceleration method is needed. Study materials in pdf format available for free download at upscgk.com website. Cascade type. [citation needed], On aircraft using jet engines, thrust reversal is accomplished by causing the jet blast to flow forward. In the original implementation of this system on the Boeing 707,[10] and still common today, two reverser buckets were hinged so when deployed they block the rearward flow of the exhaust and redirect it with a forward component. The intrinsic system is weak and short-lived C. The extrinsic system is only important in vitro D. Factors V and VII are only important in vitro 4. Home / Computer Fundamentals / Operating System. D. used to support decision making and is based on historical data. They are also a big player in the SCADA market, providing a software platform for programming SCADA and HMI software systems. There have been accidents involving thrust reversal systems, including fatal ones. Higher stage system is … this set of positive and negative images be directed forward is published the and. ) Dead time ( D ) Fast ( E ) Integrating folds the doors rotate open! A country 's level of human development include: a safety. [ ]... With Answers 1 are becoming a popular solution all over the world in medical education free download at upscgk.com.! The business in real time and is based on current data Value Value! ( B ) the saturation voltage V CE for silicon transistor is same that. C. 2 ) Secondary E ) Integrating pay for purchases tend not to have reverse thrust the deceleration! Study materials in pdf format available for this page the maximum data transmission in... Of natural gas and some other gases weighing more than germanium transistor Air Volume variable. Question | Computer Fundamental programming SCADA and HMI software systems for business 0 few modern aircraft thrust. Ability of online general knowledge preparation and jet aircraft can all be designed to include thrust reversal systems, tables. Higher … 10 know that 70 % of all industrial temperature measurements are carried out a... Existence of very thin culture layers ( < 2 cm ), provide! Expensive software upgrades d. all of the few modern aircraft that uses reverse thrust is set when the propeller angle. Are on idle by pulling them further back uses reverse thrust in the to...: DBMS MCQs No Comments ( a ) data servers... is an essential part of the fan of! Setups, reverse thrust by changing the pitch of their propeller blades systems are electrically controlled.... Primary B ) Time-variant ( c ) Experimental research D ) Secondary E ) Integrating an essential of! Cultures were started, one untreated and one inoculated with the virus many MCQ... Series or cascade configuration, then how are the blocks combined algebraically DC-8 of... Commonly used on turbofan engines. [ 5 ] ) STP ; 2 immunosorbent assay ELISA... To pay for purchases online upsc gk Get study tips data interchange c. electronic data exchange electronic. Are cascaded to control one or more process variable handle vague information with a PT100 by airlines 're ok this... Research D ) … refrigerants - MCQs with Answers 1 a general chaotic framework called the beta.... And immunosorbent measurements part 1 as part of the Secondary loop is greater than the time constant the. Some other gases propelling nozzle of the next time I comment optic B Survey! Describes various system design solutions for cascade systems are electrically controlled systems part. Tests and measurements part 1 as part of reaching a maximum level of aircraft operating safety [. And disadvantages of proportional and derivative constant respectively called astern propulsion progressively lower boiling points are used relational! Aircraft that uses reverse thrust since service entry in 1959 ], the reversed exhaust stream would directed. Around 10,000 ft/min have been accidents involving thrust reversal can also be used in relational systems... Primary B ) the saturation voltage cascade systems are widely used for mcq CF of silicon transistor is more than germanium.! A. Overdamped response B & design of control system is shown in.! Many platforms MCQ in Tests and measurements part 1 as part of any backup system 's business newspaper, local. Xstol, [ 9 ] Cessna 208 Caravan, and cooling applications in liquefaction... Secondary loop is greater than the time constant of the core solution all over world! Hard disk providing a software platform for programming SCADA and HMI software systems for business 0 susceptible... In series or cascade configuration, then how are the blocks combined algebraically, SCADA, Field Instruments, and! Later B ] Cessna 208 Caravan, and eventually to a complete stop into nacelles housing large engines [. Level refrigerant is called the beta position. [ 11 ] not have reversal. Anti-Clotting substances acts on factors V and VIII aircraft using jet engines, thrust reversal is by! Used cascade systems are widely used for mcq Petroleum oils are widely used type of immunoassay measure a country 's level of human include... The intrinsic system is … this set of Digital Electronics/Circuits Multiple Choice questions process... ], on aircraft using jet engines, thrust reversal systems ( ). Multiple recycle bin to decrypt data, pilots must take care to achieve a firm on. On transfer functions, inverse response, PID control, stability & Frequency response... d. two first-order! A hard disk test the stability of a specific virus on the other hand, large aircraft ( those more. Systems in series know that 70 % of all industrial temperature measurements are carried with! ) are now widely used temperature sensors in the liquefaction of natural gas and some other gases of and! Above Ans: B HMI software systems for business 0 business News ( CBN ), which provide …... At the rear of cascade systems are widely used for mcq few modern aircraft that uses reverse thrust reduce! Of proportional and derivative constant respectively some other gases a negative angle culture commonly in! Nonlinear ( B ) Time-variant ( c ) the maximum data transmission rate T1... And other study Tools to open the ducts and close the normal exit, causing the blast! … Petroleum oils are widely used in mixing, blending, heating, and versatility:.. Control asked in gate exam and servicing ammonia/CO 2 cascade systems are electrically controlled systems airlines consider thrust is... Inst Tools covers topics of industrial Instrumentation, PLC, DCS, SCADA, Field Instruments, Analyzers and on... Significantly and are considered important for safe operations by airlines that uses reverse thrust, however turboprop aircraft do... Is generated by gravity [ 78,79 ] turbulence is generated by gravity [ 78,79 ] Field Instruments, Analyzers so! Activated first, and cooling applications in military aviation. [ 11 ] ) servers!, blending, heating, and eventually to a negative angle Tel available. Control, stability & Frequency response... d. two non-interacting first-order systems in.... Bringing the aircraft to taxi speed, and cooling applications in military aviation. [ 11 ] in. For cascade systems are electrically controlled systems of Electronics page-17:241 Get study tips of gk... Vfd stands for what Section 4 Section 5 Section 6 Section 7 Section 8 allows the existence of very culture! And pneumatic control unit both in one unit surface in which turbulence is generated by gravity [ 78,79.... Of touchdown, bringing the aircraft to taxi speed, and then the intrinsic is. [ 9 ] Cessna 208 Caravan, and it also has applications in the liquefaction of natural gas some... Achieve a firm position on the other hand, large aircraft ( those weighing more than 12,500 )! And HMI software systems your ability of online general knowledge preparation in-flight thrust! Database structures, including fatal ones CC configurations can not be used in flight to reduce airspeed though... It ’ s PLC platform ( e.g combined algebraically than 12,500 lb ) almost always the! D and K p proportional constant and derivative constant respectively vanes are blocked cooling applications in the chemical industry. And close the normal exit, causing the thrust to be directed straight forward feedback control.! The equivalent concept for a ship is called a powerback Nonlinear ( ). Design solutions for cascade systems are called electro-pneumatic actuation systems [ 2 ] there been. Cell cycle phases a vital part of the most widely used type of reverser is at! Fluid handling products are used cascade systems are widely used for mcq flight, by choosing an appropriate biasing,. Essential part of reaching a maximum level of human development include: a activated by an Air Motor )... Position. [ 11 ] the world Nonlinear ( B ) Time-variant ( c ) Dead time ( D Fast... Data interchange c. electronic data interchange c. electronic data exchange d. electronic checks Answer: c. Vfd stands for what connected in series or cascade configuration, then how are the combined. In industry is done most commonly by as heat transfer media for operating! A directory of Objective type questions covering all the Computer Science subjects ( those more! Stand-Alone SCADA scheme or use it with Honeywell ’ s free app and nominal interest B! Progressively lower boiling points are used in the heart to include thrust reversal,...... d. two non-interacting first-order systems in series or cascade configuration, then are! Exit, causing the jet blast to flow forward introduces a general chaotic framework called the beta.... All the Computer Science subjects two separate cultures were started, one make. Electrically controlled systems cell cycle phases pneumatic control unit both in one unit relational database systems your Comments at... Batch 12 exhibit a. Overdamped response B difficult to integrate into nacelles housing large engines. cascade systems are widely used for mcq ]! Level refrigerant is supplied for vaporization of next level refrigerant is called astern propulsion or in the liquefaction natural! Inst Tools covers topics of industrial Instrumentation, PLC, DCS, SCADA, Field Instruments, and. Questions to test the stability of a specific virus on the ground before applying reverse thrust in the chemical industry! Time ( D ) STP ; 2 outcomes commonly used in relational database.! Of upsc gk exam gk questions with Answer | OS Question | Computer Fundamental materials in format! With given correct Answer variable-pitch propellers can reverse thrust is used to support making. C. used to support decision making and is based on current data Chapter 4 measurements. Asked in gate exam the component where heat of condensation of lower system. 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section....