Which of the following is the first law for a closed system undergoing

1.	Which of the following is the first law for a closed system undergoing a cycle?
A.	‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dW=‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dQ
B.	J‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dW=‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dQ
C.	‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dW=J‚Äö√Ñ√∂‚àö‚Ä†¬¨¬•dQ
D.	none of the mentioned
Answer» D. none of the mentioned

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