Assertion (A): When radius of a current carrying loop is doubled, its magnetic moment…
Physics · Class 12 · CBSE — Moving Charges and Magnetism
Assertion (A): When radius of a current carrying loop is doubled, its magnetic moment becomes four times.
Reason (R): The magnetic moment of a current carrying loop is directly proportional to the area of the loop.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Answer
(A) Both A and R are true and R is the correct explanation of A.
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