Question

A wire loop of resistance 20  and radius 5.0 cm is kept in the plane of this

paper in a changing uniform magnetic field

B.



The direction of

B



is perpendicular

to the plane of the page and points out of it. If the magnitude of the induced current

in the loop is 3.0 mA, determine the rate of change of the magnitude of the

magnetic field

B.
​

Answer 1

Answer:

A wire loop of resistance 20  and radius 5.0 cm is kept in the plane of this

paper in a changing uniform magnetic field

B.



The direction of

B



is perpendicular

to the plane of the page and points out of it. If the magnitude of the induced current

in the loop is 3.0 mA, determine the rate of change of the magnitude of the

magnetic field

B.