Question

Assertion (A): Transformer is useful stepping up or stepping down voltages.
Reason (R): Transformer is a device used in D.C. circuits. In the context of the above two statements, which one of the following is correct?

• A. Both A and R are true and R is the correct explanation of A
• B. Both A and R are true and R is not a correct explanation of A
• C. A is true but R is false
• D. A is false but R is true

Answer 1

The correct option is C A is true but R is false

Option:(c)