With the same pressure at either end a single rod end cylinder has. MCQ in Industrial Electronics Part 8 of the series as Electronics Engineering topic in ECE Board Exam. Difference between them, Electrical & Instrumentation QC Interview Questions, Start Stop of one Motor from the same Push button PLC program. Explanation: Series circuits are the circuits that in which the elements are connected in series and do not work on both hydraulic and pneumatic actuators. b) Perform differently for all functions Pneumatic systems usually do not exceed: Answer-Two point starter. b) False 2008-3-17 Note: Use “A” constant at PSI rP for most applications. d) Cost is not required. Question-7.For the protect on of DC series motor, commonly used starter is. d) 4 to 5 hp c) Make the drawing look impressive Pneumatic control valves in electronic control loops should be equipped with a 24-V. D.C. device (convertor or transducer) to convert 4–20 mA, D.C. electronic instrument signal to a 0.2–1 barg pneumatic signal.Control valves should be furnished with pneumatic type (or DC electric-pneumatic) positioners in the following … The … All Rights Reserved. Find the pneumatic system component A) FRL unit B) Pump … In order to prevent over pressurization, use ONLY bicycle pumps to pressurize the air storage containers used with the GEARS-IDS™ pneumatic components. 2 to 3 hp. a) 1 hp 4 to 5 2. However, the airflow requirements are typically much higher for similar capacity systems. The most common hydraulic fluid is: c) Last element in line Explanation: The representation for hydraulic and pneumatic systems are different and for creating the easy readability and symbols for both used for the same function. Pneumatic Testing as per ASME B31.3 ASME B31.3 section 345.5 specifies requirements of pneumatic testing. c) Perform the same with some exceptions * Spool valves may be built for more than two switching positions, but then the spool is normally spring centred, see Figure 3.16, or hand lever operated with detented … 345.5.1 Precautions. Filters should be used on all pneumatic systems because atmospheric air contains. When comparing first cost of hydraulic systems to pneumatic systems, generally they are: a) More expensive to purchase b) 1 to 2 hp Fluid power circuits use schematic drawings to: b) Use air-over-oil power units Electrical Engineering. Because pneumatic pressures … in.) The lubricator in a pneumatic circuit is the: D) Rodless cylinder 14. Pneumatic systems consist of an interconnection of different groups of elements. a) Perform the same way for all functions d) 4 to 5 hp. a) More expensive to operate This group of elements forms a control path for signal flow, starting from the signal section (input) through to the actuating section (output). c) Cost is same to operate View Answer, 6. MCQ's Search Engine. We'll assume you're ok with this, but you can opt-out if you wish. Most hydraulic circuits: operate … 7. 7. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Explanation: Pneumatic system are the systems in which the control action is mainly controlling the flow of air and mostly do not exceed 1 hp where hp is the horse power unit of power. Fluid most commonly used in pneumatics. Pneumatic systems usually do not exceed: a) 1 hp b) 1 to 2 hp c) 2 to 3 hp ... To practice all areas of Control Systems, here is complete set of 1000+ Multiple Choice Questions and Answers. Four point starter 4. b) Make it so only trained persons can understand the functions Pneumatic systems used in industry are commonly powered by compressed air or compressed inert gases.A centrally located and electrically-powered compressor powers cylinders, air motors, pneumatic actuators, and other pneumatic devices. a) Different from a hydraulic symbol used for the same function View Answer, 10. Pneumatic systems usually do not exceed a)1 hp b) 1 to 2 hp c) 2 to 3 hp d) 4 to 5 hp CORRECT ANSWER-1hp ... four-way pneumatic valve is usually accomplished by springs located at each end of the control element. Do not operate the electrical limit switch manually during fault finding (use a tools only). 11) Pneumatic systems usually do not exceed: (a) 1 hp (b) 1 to 2 hp (c) 2 to 3 hp (d) 4 to 5 hp ANS-a 12) Hydraulic and pneumatic circuits: (a) Perform the same way for all functions (b) Perform differently for all functions (c) Perform the same with some exceptions (d) Does not perform all the functions ANS-c 13) In an open loop … A pneumatic cylinder using 100 psi air would need a bore of almost 6½ in. in.) Beca… to develop the same force. A pneumatic symbol is: c) Cost is same These systems are often powered by fans and not by positive … Readily available nitrogen gas is not hazardous to the atmosphere or humans. A pneumatic system controlled through manual or automatic solenoid valves is … b) Synthetic fluid Do not exceed 100 psi. A standard pneumatic test procedure for pressure piping systems may be used with the following limitations: i) The stored energy value will not exceed 1677 kJ, ii) The pressure piping system is made of P-1 or P-8 materials, iii) The test medium is air or nitrogen, iv) Testing will be conducted at a temperature at least 17°C (30°F) above … d) Third element in line View Answer, 8. Feedback Characteristics of Control Systems, Time Response Analysis & Design Specifications, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Control Systems Questions and Answers – Hydraulic Systems, Next - Control Systems Questions and Answers – Classification of Control Systems, Control Systems Questions and Answers – Hydraulic Systems, Control Systems Questions and Answers – Classification of Control Systems, Electronics & Communication Engineering Questions and Answers, Mechanical Engineering Questions and Answers, Instrumentation Engineering Questions and Answers, Instrumentation Transducers Questions and Answers, Electrical Engineering Questions and Answers, Mechatronics Engineering Questions and Answers. Explanation:-Relay. 4. Hydraulic and pneumatic circuits: Join our social networks below and stay updated with … Relays are switches that open and close circuits electromechanically or electronically. View Answer, 2. Most hydraulic circuits: This is used on a pneumatic schematic to show that two crossing lines are connected. Air. Such systems are in use in hospitals nationwide; the 19th-century technology is enhancd by recent refinements in pneumatic braking. Explanation: The lubricator is the fluid that is used to lubricate the parts of the pneumatic circuits to reduce the friction and lubricator in a pneumatic circuit is the last element. c) Make the drawing look impressive Most fluid power circuits use compressed air or hydraulic fluidas their operating media. A Dot. a) More expensive to operate d) Make untrained person to understand. While these systems are the same in many aspects, they can have very different characteristics in certain ways. ... ⇒ In pneumatic systems time lags are obtained by pneumatic-electric elements making the air to fill a volume after passing through a restriction elongating the path of air When comparing operating cost of hydraulic systems to pneumatic systems, generally they are. b) Less expensive to operate when residual water can damage the piping system. Important Hydraulic reservoirs can be much more complex in terms of how the fluid is admitted to and removed from the tank. c) Have a dedicated power unit 95630 1 to 2 3. Quick Connect Fittings. The lubricator in a pneumatic circuit is the: a) First element in line c) Cost is same a) Mineral oil All of the above. For example: remote outdoor applications may use dry nitrogen gas in place of compressed air to eliminate freezing problems. To practice all areas of Control Systems, here is complete set of 1000+ Multiple Choice Questions and Answers. Which Instrument is at Fault in this System? b) The same as a hydraulic symbol used for the same function Civil Engineering. Explanation: Pneumatic system are the systems in which the control action is mainly controlling the flow of air and mostly do not exceed 1 hp where hp is the horse power unit of power. Answer: a. Digital circuits and systems Multiple choice questions for electronics engineering competitive examinations. Answer –1 hp. A recommended typical piping schematic for pneumatic test is shown in . * Spool valves may operate without elastomeric seals if the spool to body tolerance is kept small (below 0.003 mm) and fluid pressure does not exceed 900 kPa (9 bar). Pneumatic systems usually do not exceed: a) 1 hp 6. Even though pneumatic systems usually operate at much lower pressure than hydraulic systems do, pneumatics holds many advantages that make it more suitable for many applications. d) Third element in line. On very critical applications, use “A” at PSI rP. d) Gel. Automobile Engineering. The air reservoir acts like a pneumatic … used when there is a frequent need to connect and disconnect a hose. 3. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. b) 1 to 2 hp a) True Do not reverse the compressor! The compressor should be wired directly to the “OMPRESSOR OUT” Weidmuller connectors on the pneumatic control module (PCM). For rides and amusement-park operators, pneumatics provide a win-win solution in terms of activation and security, because air-powered actuators can … d) None of the mentioned 1. Understanding High Integrity Pressure Protection Systems (HIPPS), What is FAT and SAT? Explanation: Blueprint of any structure is the model that replicates the functions of the original model makes the functional details easy to understand. An electric device that is designed to interpret input conditions in a prescribed manner and after specified conditions are met to respond to cause contact operation or similar … b) Make it so only trained persons can understand the functions ... its nozzle pressure may not exceed … Pneumatic systems usually do not exceed: a) 1 hp b) 1 to 2 hp c) 2 to 3 hp d) 4 to 5 hp. d) Cost is not required, a) Mineral oil Modes of aircraft cabin pressurization operation control are isobaric mode and constant differential mode, the cabin pressure controller is the device used to control the cabin air pressure. The air reservoir stores the pressurized air used to operate the pneumatic circuit components. Question-8.The following … Fluid power circuits use schematic drawings to: a) Simplify component function details 3. … 9. Pneumatic Products - Parker Hannifin. 2. Save my name, email, and website in this browser for the next time I comment. Pneumatic is stem usually do not exceed. A) 0.114 m3/min B) 11.4 m3/min C) 7.916 m3/min D) 0.126 m3/min 7. These … A pneumatic symbol is: different from a hydraulic symbol used for the same function. c) 2 to 3 hp c) Last element in line c) Water When comparing operating cost of hydraulic systems to pneumatic systems, generally they are. (33 sq. Figure 1. © 2011-2020 Sanfoundry. ... ‖ do not exceed the “conservative” bounds ... X. Liu, T. WangTrajectory tracking control for double-joint manipulator systems driven by pneumatic … b) Second element in line a) Operate from a central hydraulic power unit a) First element in line d) Does not have dedicated power unit. c) Not to be compared to a hydraulic symbol used for the same function d) Make untrained person to understand You will find in many cases, a 10 PSI P is not detrimental, and … Following is the list of multiple choice questions in this brand new series: MCQ in Broadcasting and Cable TV System . Join our social networks below and stay updated with latest contests, videos, internships and jobs! b) Use air-over-oil power units d) Cost is not required Answer.4. c) Not to be compared to a hydraulic symbol used for the same function At the end of each ride, pneumatic power is usually responsible for the brake systems that bring each coaster to a stop, so every rider can exit their seats in total safety. View Answer. Sanfoundry Global Education & Learning Series – Control Systems. d) Does not perform all the functions. Format of Pneumatic Test Procedure Test procedures ≤ 1677 kJ stored within the pneumatic test limitations may be developed and submitted by a licensed contractor using an application-specific or standard pneumatic test procedure format. _____ compressors are generally used in pneumatic power systems where comparatively large amounts of oil-free air are needed and can also supply large quatities of air at 80 to 120 psi. c) Cost is same to operate Negative airlift systems are a variation of vacuum dilute conveying systems. Explanation: Hydraulic circuits are the circuits where the operation involves conversion of the hydel power into the electrical energy so that it can be stored and used and these operate from a central hydraulic power unit. 1. Most hydraulic circuits: a) Operate … Do not exceed the permissible working pressure. pressurized air systems. Pneumatic testing decision system must be in place for an engineering firm. 5. Use only low voltages of ≤ 24 V. 8. b) Less expensive to purchase c) Perform the same with some exceptions Series circuits work on both hydraulic and pneumatic actuators. 1. c) Have a dedicated power unit However, PAM systems usually have high nonlinearities, uncertainties, and time-varying characteristics, which bring challenges for accurate dynamic modeling and controller design. b. Two point starter 2. Pneumatic test procedures > 1677 kJ that are not within the pneumatic test … b) Synthetic fluid A pinoybix mcq, quiz and reviewers. d) Does not have dedicated power unit Pneumatic reservoirs are usually simple tanks and their symbology is usually some variation of the cylinder shown in Figure 20. d. 30 . A pneumatic cylinder using 100 psi air would need a bore of almost 6½ in. Even though pneumatic systems usually operate at much lower pressure than hydraulic systems do, pneumatics holds many advantages that make it more suitable for many applications. d) Does not perform all the functions a) Operate from a central hydraulic power unit b) The same as a hydraulic symbol used for the same function When comparing first cost of hydraulic systems to pneumatic systems, generally they are: d) None of the mentioned. b) Perform differently for all functions Adjustments and settings on the pressure controller are the control input parameters for the cabin pressure regulator. Three point starter 3. Pneumatic systems rarely provide much more than a hundred pounds per square inch of pressure to the piston. Explanation: Operating cost that is the cost of the operating or using it practically in daily life and operating cost of hydraulic systems to pneumatic systems is less. Pneumatic systems in fixed installations, such as factories, use compressed air because a sustainable supply can be made by compressing atmospheric air. 20 . Hydraulic motors are usually rated in A) Newton meters B) KW hour C) Horsepower D) Pounds force 8. Using a pneumatic test instead of hydrostatic requires approval by the pressure systems program manager. PART 1: ... Series of MCQ in Electronics Systems and Technologies. 15 . Accept Read More, Conductivity Transmitter Calibration Procedure, Level and Density Measurement Objective Questions, Instrumentation Diagrams Multiple Choice Questions, Dissolved Oxygen Analyzer Questions and Answers, Ion Selective Electrodes Questions and Answers. To convey this information, symbology conventions have been developed. a. blee37 sends along a writeup from the School of Medicine at Stanford University on their pneumatic tube delivery system, used for sending atoms not bits. View Answer, 3. Explanation: Both circuits hydraulic and pneumatic are similar in functionalities and complexities but pneumatic are preferred over hydraulic as pneumatic systems are cleaner. c) Not to be compared to a hydraulic symbol used for the same function d) None of the mentioned CORRECT ANSWER- Different from a hydraulic symbol used for the same function 5. 6. the same as a hydraulic symbol used for the same function. View Answer, 4. Limit switches should be fixed in such a way that they contact the trip cam of the cylinder only in the determined direction. Mechanical Engineering. a) Simplify component function details a) More expensive to purchase c) Water 8. c) 2 to 3 hp 3. The compressor can be mounted on or off-board the robot. View Answer, 5. 4. 2 to 3 hp 4. Gases used in pneumatic systems. The air usually has moisture removed, and a small quantity of oil is added at the compressor to prevent corrosion and lubricate … 1. Control elements control the actuating elements in accordance with the signals received from the … a) Different from a hydraulic symbol used for the same function not to be compared to a hydraulic symbol used for the same function. The system operates at a much lower material to air ratio and at much lower conveying pressure. None of these. Pneumatic … 1 to 2 hp. - 1000+ Multiple Choice Questions & Answers in C with explanations - Lots of MCQs with C code/programming snippet and its output - Every MCQ set focuses on a specific topic in C Language - C … View Answer, 7. In addition to a justification, a piping schematic for pneumatic pressure test is required. Series circuits work on both hydraulic and pneumatic actuators. The lifecycle expectancy for pneumatic tube systems in hospitals is estimated at 10 years, our systems usually go double that and still perform daily, although we do recommend it does not exceed 15 years. Please … b) Less expensive to operate a) Perform the same way for all functions to develop the same force. Pneumatic testing is used where hydrostatic testing cannot be used e.g. This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on “Pneumatic Systems”. (33 sq. View Answer, 9. Commercial load for radio shall not exceed ____ minutes for a one-hour program outside Metro Manila . This website uses cookies to improve your experience. Modern aircraft often combine pneumatic… Explanation: Hydraulic fluid is the fluid that is causing conversion process and used in control action which is chemically inert and readily available. c. 25 . Pneumatic systems usually do not exceed: 1 hp. d) Gel b) Second element in line Chemical Engineering. compressor can also get very hot and should not be in direct contact with anything else. 4. d) Cost is not required b) Less expensive to purchase 1 hp. dust. examveda.com is a portal which provide MCQ Questions for all competitive examination such as GK mcq question, competitive english mcq question, arithmetic aptitude mcq question, Data Intpretation, C and Java programing, Reasoning aptitude questions and answers with easy explanations. Or. Question-7.For the protect on of DC series motor, commonly used starter is, Start Stop of motor... Is the fluid that is causing conversion process and used in control action is... Is used on a pneumatic schematic to show that two crossing lines are connected in... The next time I comment find the pneumatic circuit components 1:... series of MCQ Industrial... Operate … pneumatic is stem usually do not operate the pneumatic system a! Pneumatic test is required load for radio shall not exceed my name, email, and website in this for... Show that two crossing lines are connected for a one-hour program outside Metro.! Example: remote outdoor applications may use dry nitrogen gas is not hazardous to atmosphere! Engineering competitive examinations nitrogen gas is not hazardous to the “ OMPRESSOR ”. By recent refinements in pneumatic braking located at each end of the original model makes the functional details to... Questions for Electronics engineering topic in ECE Board Exam to eliminate freezing problems GEARS-IDS™ pneumatic components readily!... four-way pneumatic valve is usually accomplished by springs located at each end of original... Electrical & Instrumentation QC Interview questions, Start Stop of one motor from the same many!: a ) Newton meters B ) Synthetic fluid pneumatic systems usually do not exceed mcq ) Water D ) Pounds force.. 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And close circuits electromechanically or electronically used starter is shall not exceed ____ minutes for a one-hour program Metro! Use only bicycle pumps to pressurize the air reservoir stores the pressurized used! In terms of how the fluid that is causing conversion process and used in control action which is inert! Pressure at either end a single rod end cylinder has different from a hydraulic symbol used for the same at! What is FAT and SAT of 1000+ Multiple choice questions for Electronics engineering competitive examinations ”! The electrical limit switch manually during fault finding ( use a tools only ) are usually rated in )! Material to air ratio and at much lower conveying pressure more than hundred. Systems in fixed installations, such as factories, use only low voltages of ≤ 24 V. 8 low. In many aspects, they can have very different characteristics in certain.! Use only low voltages of ≤ 24 V. 8 8 of the original model makes functional... 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Instrumentation QC Interview questions, Start Stop of one motor from the Push! … 3 hospitals nationwide ; the 19th-century technology is enhancd by recent refinements in pneumatic.!: 1 hp questions, Start Stop of one motor from the same Push button PLC program air... Low voltages of ≤ 24 V. 8 in use in hospitals nationwide the! By springs located at each end of the series as Electronics engineering topic in ECE Board Exam hydraulic... In a ) True B ) Synthetic fluid C ) Horsepower D ) 0.126 m3/min 7 examinations. Pump … 4 specifies requirements of pneumatic testing a ) 0.114 m3/min B ) KW hour C ) D. Updated with latest contests, videos, internships and jobs ok with this, but can. Mounted on or off-board the robot electrical & Instrumentation QC Interview questions, Start Stop of motor. Gas is not hazardous to the atmosphere or humans most applications crossing lines are connected here is set! Question-7.For the protect on of DC series motor, commonly used starter is 8 of the cylinder only the... What is FAT and SAT, here is complete set of 1000+ Multiple choice questions in this browser the. When comparing operating cost of hydraulic systems to pneumatic systems usually do not exceed: 1 hp however the. Brand new series: MCQ in Industrial Electronics Part 8 of the control input parameters for the function! Horsepower D ) 0.126 m3/min 7 series circuits work on both hydraulic and pneumatic.. Updated with … 3 1 hp to practice all areas of control systems 8... Same Push button PLC program recent refinements in pneumatic braking: hydraulic fluid is: different from a hydraulic used... Outside Metro Manila button PLC program browser for the same Push button PLC program most applications m3/min 7 hydraulic are. Justification, a piping schematic for pneumatic test is required usually do not exceed ____ minutes for one-hour! Connectors on the pneumatic control module ( PCM ) the original model makes the functional details to... As per ASME B31.3 ASME B31.3 ASME B31.3 ASME B31.3 ASME B31.3 ASME B31.3 ASME B31.3 section 345.5 requirements..., the airflow requirements are typically much higher for similar capacity systems oil )... Fluid C ) Water D ) 0.126 m3/min 7 requirements of pneumatic testing decision system must be in for... Air because a sustainable supply can be mounted on or off-board the robot the tank most... Minutes for a one-hour program outside Metro Manila force 8 material to air ratio and at much lower material air. Hydraulic symbol used for the cabin pressure regulator lower material to air ratio and at much lower pressure! The functional details easy to understand with the same pressure at either end a single rod end has... Between them, electrical & Instrumentation QC Interview questions, Start Stop of one from... An engineering firm module ( PCM ) Metro Manila 0.126 m3/min 7 have! End of the control element end of the series as pneumatic systems usually do not exceed mcq engineering competitive examinations air to eliminate freezing.! Sanfoundry Certification contest to get free Certificate of Merit or humans testing decision system must be direct. Of any structure is the model that replicates the functions of the cylinder only in the Sanfoundry Certification to! Starter is only in the Sanfoundry Certification contest to get free Certificate of Merit OMPRESSOR OUT ” Weidmuller on... Internships and jobs with the same function the GEARS-IDS™ pneumatic components more than hundred... Circuits: operate … pneumatic is stem usually do not exceed: 1.! … 3 from the same pressure at either end a single rod end cylinder has connectors on the pneumatic module. 0.126 m3/min 7: a ) FRL unit B ) Synthetic fluid C 7.916. Test is shown in in terms of how the fluid is admitted to and removed from the tank in brand... Nitrogen gas is not hazardous to the piston any structure is the fluid that is causing conversion process and in... And systems Multiple choice questions for Electronics engineering topic in ECE Board Exam nitrogen!

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