A system goes to state 1 one from state 2. It can take paths labelled A, B, C.
The change in internal energy of the system is :

smallest on A

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smallest on B

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smallest on C

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same on all paths

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Solution

The correct option is C same on all paths
ΔU is a state function. So its value will be independent of path. Thus the change in internal energy will be same for all paths.

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A system goes to state 1 one from state 2. It can take paths labelled A, B, C.The change in internal energy of the system is :

The correct option is C same on all pathsΔU is a state function. So its value will be independent of path. Thus the change in internal energy will be same for all paths.

A system goes to state 1 one from state 2. It can take paths labelled A, B, C.
The change in internal energy of the system is :

The correct option is C same on all paths
ΔU is a state function. So its value will be independent of path. Thus the change in internal energy will be same for all paths.