In the expression e = –dΦ/dt, the -ve sign signifies ______ - Vidyadip

MCQ

In the expression e = –dΦ/dt, the -ve sign signifies ______

A
The induced emf is produced only when magnetic flux decreases
✓
The induced emf opposes the change in the magnetic flux
C
The induced emf is opposite to the direction of the flux.
D
The induced emf is independent of change in magnetic flux.

✓

Answer

Correct option: B.

The induced emf opposes the change in the magnetic flux

In the expression e = –dΦ/dt, the -ve sign signifies the induced emf opposes the change in the magnetic flux.

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