Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Alternating Current

Question:

A current of 15A in the primary coil of a circuit is reduced to zero at a uniform rate in $10^{-6}s$. If the coefficient of the Mutual Inductance is 4 H, what is the Induced emf in the secondary coil?

Options:

$6×10^3 V$

$7×10^3 V$

$6×10^7 V$

$7×10^7 V$

Correct Answer:

$6×10^7 V$

Explanation:

The correct answer is Option (3) → $6×10^7 V$