Engineering Thermodynamics - Study Mode
[#246] Work-done in a free expansion process is
Correct Answer
(A) Zero
[#247] The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is
Correct Answer
(B) 1.086
[#248] According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as
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(B) Absolute temperature, if volume is kept constant
[#249] The heat and mechanical energies are mutually convertible. This statement was established by
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(C) Joule
[#250] Mond gas is obtained by
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(D) Passing air and a large amount of steam over waste coal at about 650°C