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AP and TS EAMCET Engineering Model Paper 9

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Question : 99

Total: 160

Assertion (A ): A closed room cannot be cooled by opening the door of a refrigerator.
Reason (R ): According to second law of thermodynamics heat may flow from a body at lower temperature to the one at higher temperature with the help of an external agency

Both A and R are correct. R is the correct explanation of A.
Both A and R are correct. R is not the correct explanation of A.
A is true, but R is false
A is false, but R is true

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