Question

In the Fig. 2 the resistance of the upper semi-circle and lower semi-
circle(each of radius ær), of rigid metal wire are R and 2R. I is the
current flowing through the circuit, the magnetic field at the center
of the circle is equal to ....​

Answer 1

Answer:

In the Fig. 2 the resistance of the upper semi-circle and lower semi-

circle(each of radius ær), of rigid metal wire are R and 2R. I is the

current flowing through the circuit, the magnetic field at the center

of the circle is equal to ....

Answer 2

Explanation:

that is your answer

that is helpful for you so please like and rate as the answer