Physics-EM Spectrum
NEET Physics EM Spectrum MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements about electromagnetic waves is correct?
A
Electromagnetic waves have varying speeds depending on their frequency and wavelength.
B
All electromagnetic waves travel through vacuum at the same speed regardless of their frequency.
C
Gamma rays are produced by accelerated electrons in a circuit.
D
The basic distinction between types of electromagnetic waves is their electric field strength.
Correct Answer
Option B
Detailed Explanation
Electromagnetic waves, regardless of their frequency and wavelength, all travel through a vacuum at the same speed, which is a fundamental property of these waves.
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