Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-fact-Easy-Class 12
What is the relationship between the electric field E and the magnetic field B in a plane electromagnetic wave propagating in free space?
A
E and B are perpendicular to each other.
B
E is parallel to B.
C
E is equal to B in magnitude.
D
E is a scalar multiple of B.
Correct Answer
Option A
Detailed Explanation
In a plane electromagnetic wave, the electric field E and the magnetic field B are oriented perpendicularly to each other and to the direction of wave propagation, as indicated by vector algebra related to electromagnetic waves.
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