NEET2020Physics-Electromagnetic Waves
NEET 2020 Physics Wave Properties MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The ratio of contributions made by the electric field and magnetic field components to the intensity of an electromagnetic wave is: (c = speed of electromagnetic waves)
A
1 : c
B
1 : c²
C
c : 1
D
1 : 1
Correct Answer
Option D
Detailed Explanation
The intensity of an electromagnetic wave is equally contributed by the electric and magnetic fields, hence the ratio is 1:1.
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