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Consider the statement (A) and (B) and identify the correct answer.
A :First law of thermodynamics specifies the condition under which a body can use its heat energy to produce the work.
B :Second law of thermodynamics states that heat always flows from hot body to cold body by itself

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(A) is true , (B) is false

Both (A) and (B) are false

(A) is false but (B) is true

Both (A) and (B are true

answer is D.

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Detailed Solution

dQ = dU + dW

Heat transfer always from body at higher temperature to lower temperature

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