Question

To produce a magnetic field of π tesla at the centre of circular loop of diameter 1m, the current flowing through loop is 

(a) 5 × 10⁶ A 

(b) 10⁷ A 

(c) 2.5 × 10⁶ A

(d) 2\(\times\)10⁶ A

Answer 1

Correct option is : (c) 2.5 × 10⁶ A