(A): It is possible to transfer heat energy from body at lower temperature to body at higher temperature by using external agency (R ): External agency extracts more heat from colder body by doing work rejects less heat to hotter body, hence heat transfer is possible.

(A): It is possible to transfer heat energy from body at lower tempera

1.	(A): It is possible to transfer heat energy from body at lower temperature to body at higher temperature by using external agency (R ): External agency extracts more heat from colder body by doing work rejects less heat to hotter body, hence heat transfer is possible.
Answer» Both (A) and(R ) are TRUE and (R ) is the correct EXPLANATION of (A) Both (A) and (R ) are (R ) true and is not the correct explanation of (A) (A) is true but (R ) is false Both (A) and (R ) are false Answer :C