MCQEasy1 mark
1
Choose the correct answers to the questions from the given options. (Do not copy the questions, write the correct answers only.)
When a ray of light passes from one optical medium to another, which of the following physical quantities does NOT change? (a) Amplitude of the wave (b) Frequency of the wave (c) Wavelength of the wave (d) Speed of the wave
Topic: Frequency of light during refraction
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Answer
Exam answer
(b) Frequency of the wave.
Explanation
Frequency is fixed by the source and does not change when light enters another medium.
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