The change of entropy when heat is absorbed by the gas is
A) positive
B) negative
C) positive or negative
D) all of the above
Correct Answer:
Verified
Q12: In a reversible cycle, the entropy of
Q13: Kelvin-Plank's law deals with
A)conservation of energy
B)conservation of
Q14: Which of the following statements is correct
Q15: The property of a working substance which
Q16: The entropy may be expressed as a
Q18: Which of the following statements is correct?
A)the
Q19: In an irreversible process, there is a
A)loss
Q20: The efficiency of the Carnot cycle may
Q21: Which of the following is the correct
Q22: The reversible engines are
A)least efficient
B)most efficient
C)having same
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