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Assertion : If two end of a solenoid ar...

Assertion : If two end of a solenoid are bent and together to form a closed ring shape, it is called as toroid
Reason : Magnetic field due to a long current carrying solenoid is m `B = (mu NI)/L = mu n I ("where, n " = N/L)`

A

Assertion and Reason are correct and Reason is the correct explanation of Assertion .

B

Assertion and Reason are true but Reason is the false explanation of the Assertion .

C

Assertion is true but Reason is false .

D

Assertion is false but Reason is true.

Text Solution

Verified by Experts

The correct Answer is:
b
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