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One mole of diatomic ideal gas undergoes...

One mole of diatomic ideal gas undergoes a cyclic process `ABC` as shown in figure. The process `BC` is adiabatic. The temperature at `A,B` and `C` are `400K, 800K` and `600K` respectively. Choose the correct statement:

A

The change in internal energy in the process BC is - 500 R

B

The change in internal energy in whole cyclic process is 250 R

C

The change in internal energy in the process CA is 700R

D

The change in internal energy in the process AB is -350 R

Text Solution

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The correct Answer is:
A
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