Q .     A conducting loop of radius R is present in a uniform magnetic field B perpendicular to the plane of the ring. If radius R varies as a function of time ‘t’ as `R = R_0 + t` . The e.m.f induced in the loop is

JEE Mock Mains 01/21
A

`pi(R_0 + t) text(anticlockwise)`

B

`2 pi(R_0 - t) text(anticlockwise)`

C

`2 pi(R_0 + t) text(anticlockwise)`

D

None of these

Today's Score

0
Success Rate: NAN %

Practice & Test

Sr. No.SubjectTagCorrectRecorded Answer