Multiple Choice
One mole of an ideal gas expands reversibly and isothermally at temperature T until its volume is doubled. The change of entropy of this gas for this process is:
A) R ln 2
B) (ln 2) /T
C) zero
D) RT ln 2
E) 2R
Correct Answer:
Verified
Correct Answer:
Verified
Q19: In a thermally insulated kitchen, an ordinary
Q32: According to the second law of thermodynamics:<br>A)heat
Q43: A heat engine operates between 200 K
Q46: Let k be the Boltzmann constant.
Q47: A certain heat engine draws 500 cal/s
Q47: A Carnot heat engine runs between
Q48: Consider the following processes: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB3150/.jpg" alt="Consider
Q54: A heat engine absorbs energy of
Q56: Possible units of entropy are:<br>A) J<br>B) J/K<br>C)
Q58: According to the second law of thermodynamics:<br>A)all