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Mechanical Engineering - Thermodynamics

Exercise : Thermodynamics - Section 6
46.
The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is
0.086
1.086
3.086
4.086
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
First law of thermodynamics deals with
conservation of heat
conservation of momentum
conservation of mass
conservation of energy
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Which of the following statement is correct?
The heat and work are boundary phenomena
The heat and work represent the energy crossing the boundary of the system
The heat and work are path functions
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
In S. I. units, the value of the universal gas constant is
8.314 J/kg mole-K
83.14 J/kgmole-K
831.4 J/kgmole-K
8314 J/kgmole-K
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The throttling process is __________ process.
reversible
irreversible
reversible or irreversible
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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