Physics-Motional EMF
NEET Physics Motional EMF MCQ Question
Type: MCQ-diagram based-Easy-Class 12
Consider a rod moving perpendicular to a uniform magnetic field, causing a motional emf across its ends. Which physical quantity directly influences the magnitude of this induced emf?
A
The velocity of the rod
B
The length of the rod
C
The mass of the rod
D
The temperature of the rod
Correct Answer
Option A
Detailed Explanation
The magnitude of the motional emf is influenced by the velocity of the rod as it moves in the magnetic field, as described by the relation .
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