Question

Magnetic induction due to a toroid does not depend upon ______.

विकल्प

• permeability of a free space.

• number of turns per unit length.

• radius of a toroid.  

• current flowing through a toroid.

Answer 1

Magnetic induction due to a toroid does not depend upon radius of a toroid.

Explanation:

B = µ₀ n I `=>` B does not depend upon radius.