Physics-(general)
NEET Physics (general) Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): In a denser medium, the speed and wavelength of a wave decrease but the frequency remains constant. | Reason (R): The frequency of a wave is determined by the source and does not change when the wave travels through different media.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true, but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
The NCERT context states that in a denser medium, the speed and wavelength decrease while frequency remains constant, and this is because frequency is determined by the source.
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