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Home ‣ Mechanical Engineering ‣ IC Engines and Nuclear Power Plants Comments
  • Question

  • The cylinder of a gas engine is made __________ than that of the petrol engine.


  • Options
  • A. smaller
  • B. larger

  • Correct Answer
  • larger 

    • IC Engines and Nuclear Power Plants problems

    Search Results

    • 1. In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a

    • Options
    • A. fuel pump
    • B. fuel injector
    • C. spark plug
    • D. none of these
      • Discuss
    • 2. A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of

    • Options
    • A. 75% iso-octane and 25% normal heptane
    • B. 75% normal heptane and 25% iso-octane
    • C. 75% petrol and 25% diesel
    • D. 75% diesel and 25% petrol
      • Discuss
    • 3. The specific fuel consumption per B.P. hour for a diesel engine is about

    • Options
    • A. 0.2 kg
    • B. 0.25 kg
    • C. 0.3 kg
    • D. 0.35 kg
      • Discuss
    • 4. A supercharger receives air from the atmosphere surrounding the engine, compresses it to a higher pressure and then feeds it into the inlet valve of the engine.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 5. In an internal combustion engine, the process of removing the burnt gases from the combustion chamber of the engine cylinder is known as

    • Options
    • A. scavenging
    • B. detonation
    • C. supercharging
    • D. polymerisation
      • Discuss
    • 6. The knocking tendency in compression ignition engines for a given fuel will be

    • Options
    • A. enhanced by decreasing compression ratio
    • B. enhanced by increasing compression ratio
    • C. dependent on other factors
    • D. none of the above
      • Discuss
    • 7. A nuclear power plant differs from a conventional steam power station only in the steam generating part.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 8. In natural uranium, the constituents of three naturally occuring isotopes are

    • Options
    • A. U234 = 0.006%, U235 = 0.712% and U238 = 99.282%
    • B. U234 = 0.712%, U235 = 0.006% and U238 = 99.282%
    • C. U234 = 99.282%, U235 = 0.006% and U238 = 0.712%
    • D. U234 = 0.006%, U235 = 99.282% and U238 = 0.712%
      • Discuss
    • 9. Reflector in nuclear power plants is used to reflect neutrons back into the active core.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. In petrol engines, using a fixed octane rating fuel, the increase in engine speed will decrease the knocking tendency.

    • Options
    • A. Yes
    • B. No
      • Discuss

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