Discussion
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- Question
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
- Correct Answer
- Correct
- 1. 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
- 2. Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has
Options- A. high neutron absorption cross-section
- B. low moderating efficiency
- C. high neutron scatter cross-section
- D. low neutron absorption cross-section Discuss
- 3. The probability of knocking in diesel engines is increased by
Options- A. high self ignition temperature
- B. low volatility
- C. higher viscosity
- D. all of these Discuss
- 4. Which of the following statement is correct regarding normal cetaine?
Options- A. It is a standard fuel used for knock rating of diesel engines.
- B. Its chemical name is normal-hexadecane.
- C. It has long carbon chain structure.
- D. all ofthe above Discuss
- 5. The first nuclear power plant in India was located at
Options- A. Kota
- B. Tarapur
- C. Bareilly
- D. none of these Discuss
- 6. 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
- 7. 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
- 8. 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
- 9. The cylinder of a gas engine is made __________ than that of the petrol engine.
Options- A. smaller
- B. larger Discuss
- 10. 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
IC Engines and Nuclear Power Plants problems
Search Results
Correct Answer: scavenging
Correct Answer: low moderating efficiency
Correct Answer: all of these
Correct Answer: all ofthe above
Correct Answer: Tarapur
Correct Answer: 0.2 kg
Correct Answer: 75% iso-octane and 25% normal heptane
Correct Answer: spark plug
Correct Answer: larger
Correct Answer: enhanced by decreasing compression ratio
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