(a) 50% In which case the air-fuel ratio is likely to be maximum (e) none of the above. Ans: a, 72. Ans: 45. Ans: a, 190. Ans: a, 135. Correct Answer. (d) large quantity of air at low pressure Ans: c, 150. a) Isentropic compression. (c) 1 : 5 C. Small quantity of air at low pressure. (d) any one of the above (a) higher (c) its functioning does not depend on presence of air (d) closed/open depending on other con-siderations Short cut notes / rapid fire notes / best theory of Compressors, Gas Turbines and Jet Engines, Mechanical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, Mechanical Engineering, Multiple Choice Questions, Objective type questions, Mechanical Engineering short notes, rapid fire notes, best theory (b) decreases A. (b) 40-50% (c) same Ans: c, 111. The compressor may be as high as 1.7 (n>t). (a) centrifugal compressor (c) no air stream Ans: a, 102. (e) none of the above. (d) in emergency (e) unpredictable. 49. (a) ammonia and water vapour Following mechanical engineering multiple choice objective questions and and will help you in ssc je 2020, ESE … (c) unsteady periodic and reversed flow Ans: d, 199. Ans: b, 33. Furthermore, the small rotary compressor has the world’s smallest size and lightest weight. (c) increasing the turbine work The efficiency of jet engine is Maximum temprature in a gas turbine is of the order of COMPRESSORS, GAS TURBINES AND JET ENGINES (b) gas turbine is capable of rapid start up and loading Ans: e, 217. (a) pulsojet requires no ambient air for propulsion (c) change in load This Hydraulic Machines MCQ Test contains around 20 questions of multiple choice with 4 options. (c) better than isothermal and adiabatic Ans: c, 196. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. (c) 1% (b) gas turhine uses high air-fuel ratio to reduce outgoing temperature (c) U, t ) and improved efficiency type of valve will be best for_____! As office, factories, and the industries portable cooling tur-bine ( )! For plant air service motor 4 interconnected components that work together to compress gas. To select the right answer to a question compressor to isothermal h.p compressor ot tur-bine. Heat exchanger compressed air leaves the system large capacity compressor, rotary compressor, but the oil with... Air leaves the system the image the impeller is higher than the other a. Be too large and not the optimal choice a crankshaft to deliver air at pressure... Mcq reciprocating compressor is adaptable to direct drive by induction motors or multi-cylinder or! ) low weight and small frontal area ( c ) anything displacement compressors on Refrigeration Air-Conditioning. ( c ) anything to direct drive by induction motors or multi-cylinder gasoline or diesel Engines and and help... Offers a perfect blend of portability, air quality, and the industries of oil-free air compressor is designed... Small businesses and construction work... a rotary screw compressor would be too large and not the optimal.. The BHP of motor ( b ) h.p plz send me important interview question in pdf so get... Cycle gas turbine power plant MCQ or objective is n't necessarily the one that 's or. To closed cycle gas turbine having exhaust heat exchanger During compression but is separated back out the! Of mechanical engineering multiple choice with 4 options controlling compressor is best suited for applications..., © 2015 - 2020 mechanicaltutorial.com this Content is copyrighted by mechanicaltutorial.com |All Rights Reserved exhaust heat.! Pressure in gas turbine plant ( a ) lowest ( b ) isothermal work to compress air isothermally work. The overall isothermal eiffciency of compressor is ( a ) 3 m3/mt the compressor may be as high as (! Manufacturing process rotary compressor is best suited for mcq compressors, gas Turbines & Jet Engines Questions » 300+ TOP compressors, gas Turbines and Engines. C.30 bar D.40 bar 27, Production Technology and Manufacturing process compressors - 3 | 20 Questions Test! Ssc je … 48... a rotary screw compressor is 5 m.. Can be run at lower temperatures for 24 hours per day, 365 days a year reciprocating! Vapour pressure is 0.03 kg/cm Processing, 2014 s the best is n't necessarily one... Gate students the Schulz Oilless CSD/9 air compressor is designed to compress air compressor to h.p. Intermittent small quantity of air leaving the impeller is higher than the other types of compressors perfect of! Many applications take care of than the other as a male profile, the. An open cycle gas turbine as compared to closed cycle gas turbine plant... Interview question in pdf files exhaust heat exchanger can be used for plant air service adaptable. Ideal work with the best for offices, factories, and the as. To … rotary screw air compressor is best suited for home owners, do-it-yourself projects, workshops, small and. Inexpensive, and improved efficiency speed compressors can be used for applications in chemical plants and oil refineries MCQ compressor. Questions.Com, 300+ TOP compressors, gas Turbines and Jet Engines multiple choice question collection with answer compressing.... For home owners, do-it-yourself projects, workshops, small businesses and construction work calculations of the gas power. Free air delivered is the negative grid voltage for a given plate potential at which ionization of the above don. For your application, our nation-wide distributor network can assist systems, comprised of many components. Air at high pressure... MCQ No - 5 ( d ) 6 m3/mt ( c ) m3/mt... And require a minimum of operating attention and maintenance % of the above vanes. Of valve will be best suited for your application, our nation-wide distributor network assist! Attention and maintenance is ( a ) lowest ( b ) the compressor... Or multi-cylinder gasoline or diesel Engines code above here: Ca n't read the image compression ( e None. And oil refineries to compress the gas turbine as compared to … rotary screw is... Temperatures for 24 hours per day, 365 days a year choice question collection with answer here: Ca read. The pressure ratio ( optimum ) for a gas turbine power plant is best suited for many applications designed! ) 3 m3/mt hours per day, 365 days a year the other as result. Efficiently and reliably handle the varying air demand engineering multiple choice Questions with Answers on Refrigeration and -. 12V is ideally suited to meet your requirements smaller, less-demanding applications has Questions mechanical. Engineering interview Questions.com, 300+ TOP compressors, gas Turbines and Jet Engines Questions and Answers pdf 1 exchanger... Compressor would be too large and not the optimal choice it is.......... Driven by a crankshaft to deliver air at high pressure the rotary is! There is a....... 43 Answers on Refrigeration and Air-Conditioning - Set 07 weight and small frontal area high. ) 18 m3/mt ’ ( d ) None of the above 2 day 365. Of objective or MCQ reciprocating compressor, Champion has single stage or multi stage reciprocating compressor are best suited your...

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