JEE MAIN - Physics (2022 - 27th June Evening Shift - No. 17)
If a wave gets refracted into a denser medium, then which of the following is true?
wavelength, speed and frequency decreases.
wavelength increases, sped decreases and frequency remains constant.
wavelength and speed decreases but frequency remains constant.
wavelength, speed and frequency increases.
Explanation
Frequency is independent of medium. For denser medium, wavelength and speed both would decrease.
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