Question

45) Consider a circular coil of wire consisting of 200 turns,
each of radius 10 x 10-2 m, carrying a current of 0.2 A.
What is the magnitude of the magnetic field at the center
of the coil?
A) 0.31 x 10-3T
B) 2.51 x 10-4 T
C) 1.34 x 10-2T
D) 3.14 x 10-5 T
Panegof13​

Answer 1

Explanation:

45) Consider a circular coil of wire consisting of 200 turns,

each of radius 10 x 10-2 m, carrying a current of 0.2 A.

What is the magnitude of the magnetic field at the center

of the coil?

A) 0.31 x 10-3T

B) 2.51 x 10-4 T

C) 1.34 x 10-2T

D) 3.14 x 10-5 T

Panegof13