Question

The free space inside a current carrying toroid is filled with a material of susceptibility 2 × 10^-2. The percentage increase in the value of magnetic field inside the toroid will be 

(1) 2% 

(2) 0.2% 

(3) 0.1% 

(4) 1%

Answer 1

Correct option is (1) 2% 

So percentage increase in magnetic field