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WBJEE 2021 Physics and Chemistry Solved Paper

Category III (Q36 to Q40)

Carry 2 marks each and one or more option (s) is/are correct. If all correct answers are not marked and also no incorrect answer is marked then score = 2 × number of correct answers marked  actual number of correct answers. If any wrong option is marked or if any combination including a wrong option is marked, the answer will be considered wrong, but there is no negative marking for the same and zero mark will be awarded.

Question : 37

Total: 80

Consider the P-V diagram for 1 mole of an ideal monatomic gas shown in the figure. Which of the following statements is/are true?

The change in internal energy for the whole process is zero
Heat is rejected during the process
Change in internal energy for process A→B is −
3
2
P0V0
Work done by the gas during the entire process is 2P0V0

Validate

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