Considering the relationship TdS = dU + pdV between the entropy (S), internal energy (U), pressure (p), temperature (T) and volume (V), which of the following statements is correct?

It is applicable only for a reversible process

For an irreversible process, TdS > dU+ pdV

It is valid only for an ideal gas

It is equivalent to 1st law, for a reversible process

Considering the relationship TdS = dU + pdV between the entropy (S), i

1.	Considering the relationship TdS = dU + pdV between the entropy (S), internal energy (U), pressure (p), temperature (T) and volume (V), which of the following statements is correct?
A.	It is applicable only for a reversible process
B.	For an irreversible process, TdS > dU+ pdV
C.	It is valid only for an ideal gas
D.	It is equivalent to 1st law, for a reversible process
Answer» E.

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Considering the relationship TdS = dU + pdV between the entropy (S), internal energy (U), pressure (p), temperature (T) and volume (V), which of the following statements is correct?

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