Heat Engines MCQs | Page - 44

Dear candidates you will find MCQ questions of Heat Engines here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 97.86K Points
Coach

Q. The frictional horse power of a well adjusted petrol engine should be nearly

  • (A) 50%
  • (B) 40%
  • (C) 25%
  • (D) 10%
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M

Mr. Dubey • 97.86K Points
Coach

Q. LPG stands for

  • (A) Liquefied petroleum gas
  • (B) Low pressure gas
  • (C) Light pressure gas
  • (D) Lubricated petroleum gas
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M

Mr. Dubey • 97.86K Points
Coach

Q. The term scavanging is generally associated with

  • (A) High speed engines
  • (B) Air cooled engines
  • (C) Multi-cylinder engines
  • (D) Two stroke engines
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M

Mr. Dubey • 97.86K Points
Coach

Q. Solubility of a gas in a liquid at small concentration is represented in

  • (A) Henry's law
  • (B) Clausius Clapeyron equation
  • (C) Raoult's law
  • (D) Dalton's law
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M

Mr. Dubey • 97.86K Points
Coach

Q. The engine provided on scooters is generally

  • (A) Four stroke, air cooled
  • (B) Four cylinder, air cooled
  • (C) Two stroke, double acting
  • (D) Two stroke, air cooled
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M

Mr. Dubey • 97.86K Points
Coach

Q. The instrument used for the measurement of area of p-v diagram is known as

  • (A) Digitometer
  • (B) Clinometer
  • (C) Planimeter
  • (D) Areameter
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M

Mr. Dubey • 97.86K Points
Coach

Q. If in a compression ignition engine the noise level is to be reduced, the design features which will not be affected are

  • (A) Combustion system
  • (B) Exhaust muffling
  • (C) Intake muffling
  • (D) Fuel injection equipment
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M

Mr. Dubey • 97.86K Points
Coach

Q. For dry saturated steam the value of adiabatic index n is taken as

  • (A) 1.135
  • (B) 1.41
  • (C) 1.35
  • (D) 25 to 30
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M

Mr. Dubey • 97.86K Points
Coach

Q. In a petrol engine the mixture strength for maximum power is

  • (A) 1 ; 5
  • (B) Carbon dioxide
  • (C) 1 ; 30
  • (D) 1 ; 13
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M

Mr. Dubey • 97.86K Points
Coach

Q. The main purpose of compounding in case of steam turbines is to

  • (A) Reduced speed of rotor
  • (B) Reduced exist losses
  • (C) Improve thermal efficiency
  • (D) All of the above
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