Mechanical Engineering - Thermodynamics

11.
The lower calorific value of fuel may be obtained by adding the heat of steam formed during combustion to the higher calorific value.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
One kg of carbon monoxide requires 4/7 kg of oxygen and produces
11/3 kg of carbon dioxide gas
7/3 kg of carbon monoxide gas
11/7 kg of carbon dioxide gas
8/3 kg of carbon monoxide gas
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The molecular mass expresssed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of
0.224 litres
2.24 litres
22.4 litres
224 litres
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
The absolute zero pressure will be
when molecular momentum of the system becomes zero
at sea level
at the temperature of - 273 K
at the centre of the earth
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
The gas in cooling chamber of a closed cycle gas turbine is cooled at
constant volume
constant temperature
constant pressure
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.