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- Question
In a four stroke cycle petrol engine, the expansion
Options- A. starts at top dead centre and ends at bottom dead centre
- B. starts at 30° before top dead centre and ends at 50° before bottom dead centre
- C. starts at 30° after top dead centre and ends at 50° after bottom dead centre
- D. may start and end anywhere
- Correct Answer
- starts at 30° before top dead centre and ends at 50° before bottom dead centre
- 1. If petrol is used in a diesel engine, then
Options- A. low power will be produced
- B. efficiency will be low
- C. higher knocking will occur
- D. black smoke will be produced Discuss
- 2. The ignition quality of diesel oil is expressed by
Options- A. cetane number
- B. octane number
- C. calorific value
- D. none of these Discuss
- 3. In petrol engines, using a fixed octane rating fuel, the increase in compression ratio will not effect the knocking tendency.
Options- A. Agree
- B. Disagree Discuss
- 4. Enriched uranium may contain fissionable contents from
Options- A. 1 to 40%
- B. 10 to 50%
- C. 1 to 80%
- D. 1 to 99% Discuss
- 5. Diesel as compared to petrol is
Options- A. highly ignitable
- B. more difficult to ignite
- C. less difficult to ignite
- D. none of these Discuss
- 6. During idling, a petrol engine requires __________ mixture.
Options- A. lean
- B. rich
- C. chemically correct Discuss
- 7. The brake power is always greater than indicated power.
Options- A. Agree
- B. Disagree Discuss
- 8. The sensing element in the control system of nuclear reactors measure the __________ of the neutron flux in the reactor.
Options- A. temperature
- B. volume
- C. density
- D. none of these Discuss
- 9. The method of determination of indicated power of a multi cylinder spark ignition engine is by the use of
Options- A. Morse test
- B. prony brake test
- C. motoring test
- D. heat balance test Discuss
- 10. The first nuclear power plant in India was located at
Options- A. Kota
- B. Tarapur
- C. Bareilly
- D. none of these Discuss
IC Engines and Nuclear Power Plants problems
Search Results
Correct Answer: higher knocking will occur
Correct Answer: cetane number
Correct Answer: Disagree
Correct Answer: 1 to 99%
Correct Answer: more difficult to ignite
Correct Answer: rich
Correct Answer: Disagree
Correct Answer: density
Correct Answer: Morse test
Correct Answer: Tarapur
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