NEETPhysics-Electromagnetic Induction
NEET Physics Induced EMF MCQ Question
Type: MCQ-numerical-Medium-Class 12
A conducting circular loop is placed in a uniform magnetic field of 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
1.6 πμV
B
4.8 πμV
C
0.8 πμV
D
3.2 πμV
Correct Answer
Option A
Detailed Explanation
The induced emf is calculated using Faraday's law of electromagnetic induction, .
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