A. mass
B. energy
C. flow
D. linear momentum
E. angular momentum

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Related Mcqs:

  1. In turbo fan engine, the jet velocity as compared to turbo-jet engine is_________________?
    A. less B. more C. same D. may be less or more depening upon speed E. none of the above...
  2. In air breathing jet engine, the jet is formed by expanding__________________?
    A. gases B. solids C. liquid D. plasma E. highly heated atmospheric air...
  3. Air-fuel ratio in a jet engine will be of the order of__________________?
    A. 10: 1 B. 15: 1 C. 20 : 1 D. 60 : 1 E. 100 :...
  4. The efficiency of jet engine is__________________?
    A. higher at ground B. higher at high altitudes C. same at all altitudes D. higher at high speed E. lower at low speed...
  5. The compression ratio in a jet engine varies proportional to ____________________?
    A. speed B. speed C. altitude D. Vspeed E. does not Vary...
  6. A simple turbo-jet engine is basically_________________?
    A. a propeller system B. gas-turbine engine equipped with a propulsive nozzle and diffuse* C. chemical rocket regine D. ram-jet enigne E. none of the above...
  7. The power available for take off and climb in case of turbojet engine as compared to reciprocating engine is ___________________?
    A. less B. more C. same D. may be less or more depending on ambient conditons E. unpredictable...
  8. A centrifugal compressor works on the principle of__________________?
    A. conversion of pressure energy into kinetic energy B. conversion of kinetic energy into pres¬sure energy C. centripetal action D. generating pressure directly E. combination of A. and D....
  9. In jet engines, paraffin is usually used as the fuel because of its _________________?
    A. high calorific value B. ease of atomisation C. low freezing point D. A. and C. above E. none of the above...
  10. Ram-jet engine__________________?
    A. is self-operating at zero flight speed B. is not self-operating at zero^flight speed C. requires no air for its operation D. produces a jet consisting of plasma E. none of the above...
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