A conducting circular loop is placed in a uniform magnetic field 0.04 T with its plane perpendicular to the magnetic field. The radius of the loop starts shrinking at 2 mm/s. The induced emf in the loop when the radius is 2 cm is:
A
4.8 π μV
B
0.8 π μV
C
1.6 π μV
D
3.2 π μV

Question

A conducting circular loop is placed in a uniform magnetic field 0.04 T with its plane perpendicular to the magnetic field. The radius of the loop starts shrinking at 2 mm/s. The induced emf in the loop when the radius is 2 cm is:

A

4.8 π μV

B

0.8 π μV

C

1.6 π μV

D

3.2 π μV

Accepted Answer

3.2 π μV

Answer

4.8 π μV

Answer

0.8 π μV

Answer

1.6 π μV

AIPMT MAINS 2009 Physics Electromagnetic Induction MCQ Question

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