Mechanical Engineering - IC Engines and Nuclear Power Plants

46.
High speed compression engines operate on
Otto cycle
Diesel cycle
Dual-combustion cycle
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
In a four stroke cycle petrol engine, the inlet valve
opens at top dead centre and closes at bottom dead centre
opens at 20° before top dead centre and closes at 40° after bottom dead centre
opens at 20° after top dead centre and closes at 20° before bottom dead centre id) may open or close anywhere
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
The nuclear power station at Tarapur has the reactor of the __________ type.
pressurized water
boiling water
gas cooled
liquid metal cooled
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
In nuclear power plants, due to reflector, less fuel is needed to generate sufficient neutrons to sustain a chain reaction.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
The secondary fuel used in nuclear power plants is
U233 and Pu239
U235 and Th232
U235 and Pu238
U233 and Pu238
Answer: Option
Explanation:
No answer description is available. Let's discuss.