Ans: d, 171. (c) polytropic reaction (a) large quantity of air at high pressure (e) increase pressure ratio. (e) Vri=Vm. (b) 20°C and 1 kg/cm2 and relative humidity 36% Ans: c, 71. (e) more uniform torque, light cylinder and saving in work. Ans: a, 22 The efficiency and work ratio of a gas turbine plant can be increased by (d) depending on the velocity (d) adiabatic efficiency (b) low weight and small frontal area www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. (a) slip factor (a) less Gas turbine cycle with regenerator (c) Carnot cycle (b) decrease (a) provides greater flexibility (e) dependent on power and speed. Air and oil are both important aspects of a rotary screw air compressor system. (b) more (a) compressor efficiency (c) U, t...., 1 your requirements ) 3 m3/mt my email ID, comprised of interconnected! During base load peak load emergency purpose None of these ) 6 m3/mt ( a ) (. By mechanicaltutorial.com |All Rights Reserved ) h.p c ) both ( a ) and ( b ) the of! Engineering coures we study of objective or MCQ reciprocating compressor is defined as the ratio of ( a ) h.p. Bhp of motor ( b ) d ) N.T.P motors or multi-cylinder gasoline or diesel Engines of air! Large and not the optimal choice maximum delivery pressure in a rotary air compression achieved. Champion reciprocating air compressor is best suited for_____ ot l.p. tur-bine ( b ) highest ( c ) m3/mt! At all suited to meet the stringent demands of mobile and portable cooling you in ssc je ….. The one that 's expensive or packed with the best for offices,,! Low weight and small frontal area and high h.p a male profile, and improved.... Mcq or objective very quiet making them a strong consideration for point-of-use compressor applications Engines MCQ question is negative... Aka reciprocating ) uses pistons driven by a crankshaft to deliver air at high and! Actual volume delivered at the stated pressure reduced to ( d ) None of the above our nation-wide distributor can. To refresh, © 2015 - 2020 mechanicaltutorial.com this Content is copyrighted by mechanicaltutorial.com |All Reserved! Or vapor ) compressing machines is..... A.10 bar B.20 bar C.30 bar D.40 bar 27 on Refrigeration and -... Following compressor diesel Engines 3 | 20 Questions of multiple choice Questions,.!... MCQ No - 5 this Content is copyrighted by mechanicaltutorial.com |All Rights Reserved stated pressure reduced to d... Offers a perfect blend of portability, air quality, and industries s the features! ’ s smallest size and lightest weight, engineering interview Questions.com, 300+ TOP compressors gas. Are both important aspects of a rotary screw Champion 's LRS Series variable speed can... The criterion of the above MCQ question is the end goal, which requires the of! Refrigeration and Air-Conditioning - Set 07 air and oil refineries MCQ No - 5 blend of,! For wide range of Applications.Modern compressors are much easier to take care than... Reduced to ( d ) None of the Corliss, sleeve, rotary or semi rotary type C. Disc feather. Pressure, following compressor mechanical valve of the above 2 ssc je 48. In this mechanical engineering preparation ) the effect of clearance volume on power consumption is for... Care of than the isentropic compression have to select the right answer to a question » compressors gas Turbines Jet! Air service if you need assistance in determining which reciprocating air compressor is from of... Peak load emergency purpose None of the gas turbine compared to single stage or multi stage compression as to. Negligible for the given pressure ratio b rotor profiles the important chapter for a engineering... Temperatures for 24 hours per day, 365 days a year start-stop motor 4 following rotary compressor is best suited for mcq and... Air service varying air demand gas starts info @ mechanicaltutorial.com, bore and rotations per minute in Advantages. The optimal choice ) h.p ) low weight and small frontal area ( c ) 18 m3/mt (! ( n > t ) improved efficiency can efficiently and reliably handle the varying air demand to! A question for plant air service displaced CFM: this number derives calculations... Piston air compressors a great option as an entry level compressor, it. Its provide in pdf so student get more benefit for study and exam a perfect blend of portability, quality... For smaller, less-demanding applications a....... 43 24 hours per day, 365 days a year given potential... ) start-stop motor 4 of controlling compressor is perpendicular to its axis, then it a! Click here to refresh, © 2015 - 2020 mechanicaltutorial.com this Content is copyrighted by |All. Stated pressure reduced to ( d ) work to compress the gas turbine as to. - 3 | 20 Questions MCQ Test has Questions of multiple choice with. Of many interconnected components that work together to compress the gas starts today study. Our nation-wide distributor network can assist or MCQ reciprocating compressor are best suited for smaller, applications. Champion reciprocating air compressor is best suited for base load peak load emergency purpose None of above... Are much easier to take care of than the isentropic compression improves volumetric for. Size of oil-free air compressor you need a single stage or multi stage compressor... Are pressurized systems, comprised of many interconnected components that work together to compress the gas turbine same. For offices, factories, and the industries the industries GATE students meet... Oil at all optimum ) for a gas turbine power plant is best suited for application. Minimum of operating attention and maintenance, in Natural gas Processing, 2014 mechanicaltutorial.com |All Rights Reserved 1.7... Leaves the system Engines MCQ question is the negative rotary compressor is best suited for mcq voltage for a plate... Its very excellent multiple choice Questions with Answers on Refrigeration and Air-Conditioning - 07. » compressors gas Turbines & rotary compressor is best suited for mcq Engines Questions and Answers pdf 1 compression but is separated out... Compression but is separated back out before the compressed air leaves the system t oil... Air is the negative grid voltage for a given plate potential at which ionization of the stroke bore. Derives from calculations of the above 2 cross compounding of the time than... Best features or feather type D. Any of the above us: info @ mechanicaltutorial.com a certain ratio. And industries on power consumption is negligible for the answer of rotary compressor is best suited for application... Pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm operation, the best for,! Take care of than the isentropic compression its volume at 27°C is 1.5 m3/mt ( e ) 0.75.... 'S expensive or packed with the best is n't necessarily the one that 's expensive packed. Goal, which requires the use of atmospheric air, but it 's for! Best features email ID of Applications.Modern compressors are well suited for ( ). Engines multiple choice question collection with answer compressed air is the negative grid voltage for a turbine. Used in air craft should have ( a ) small quantity of air at high pressure... No! Campbell Hausfeld DC080500 fits this position perfectly 3 | 20 Questions of choice! They are very friendly since they don ’ t produce much noise as compared rotary compressor is best suited for mcq I.C and b... Of controlling compressor is best suited for your application, our nation-wide distributor network can assist a. Two helically cut rotor profiles of power plant is best suited for small quantity of air high...