| One mole of diatomic ideal gas undergoes a cyclic process ABC as shown in figure. The process BC is adiabatic. The temperatures at A, B and C are 400 K, 800 K and 600 K respectively. Choose the correct statement: [JEE MAIN 2014] |
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A) The change in internal energy in the process AB is − 350 R.
B) The change in internal energy in the process BC is − 500 R.
C) The change in internal energy in whole cyclic process is 250 R.
D) The change in internal energy in the process CA is 700 R.
Correct Answer: B
Solution :
| [b] |
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| Option (1) is not correct |
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Option (4) is not correct |
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