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Three moles of an ideal monoatomic gas perform a cycle as shown in the figure. The gas temperature in different states are: `T_1=400` K, `T_2=800` K, `T_3=2400` K and `T_4=1200` k. The work done by the gas during the cycle is:
A. |
10 KJ |
B. |
20 KJ |
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C. |
5 KJ |
D. |
8.3 KJ |