Mechanical Engineering - Thermodynamics

31.
A close cycle gas turbine gives __________ efficiency as compared to an open cycle gas turbine.
same
lower
higher
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
Charles' law states that all perfect gases change in volume by __________ of its original volume at 0° C for every 1° C change in temperature, when pressure remains constant.
1/27th
1/93th
1/173th
1/273th
Answer: Option
Explanation:
No answer description is available. Let's discuss.

33.
The calorific value of gaseous fuel is expressed in
kJ
kJ/kg
kJ/m2
kJ/m3
Answer: Option
Explanation:
No answer description is available. Let's discuss.

34.
The throttling process is an irreversible steady flow expansion process.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

35.
The efficiency of the dual combustion cycle for the same compression ratio, is __________ Diesel cycle.
greater than
less than
equal to
Answer: Option
Explanation:
No answer description is available. Let's discuss.