Mechanical Engineering - Thermodynamics

11.
The molecular mass of a substance is the number of times a molecule of that substance is heavier than the hydrogen atom.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
The behaviour of super-heated vapour is similar to that of
perfect gas
air
steam
ordinary gas
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
Briquetted coal is produced from the finely ground coal by moulding under pressure with or without a binding material.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
Which of the following is a reversible non-flow process?
Isochoric process
Isobaric process
Hyperbolic process
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
If in the equation pvn = C, the value of n = ∝ , then the process is called
constant volume process
adiabatic process
constant pressure process
isothermal process
Answer: Option
Explanation:
No answer description is available. Let's discuss.