1.

Assertion (A) : Batteries and fuel cells convert chemical energy into electrical energy. Reason (R) : The reactions carried out electrochemically are not energy efficient and more polluting.

Answer»

Both Assertion (A) and REASON (R) are CORRECT statements, and Reason (R) is the correct EXPLANATION of the Assertion (A).
Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A)
Assertion (A) is correct, but Reason (R) is incorrect statement.
Assertion (A) is incorrect, but Reason (R) is correct statement.

Answer :C


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