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Assertion : On reflection from a rigid b...

Assertion : On reflection from a rigid boundary there takes place a complete reversal of phase.
Reason : On reflection from a denser medium, both the particle velocity and wave velocity are reversed in sign.

A

Both 'A' and 'R' are true and 'R' is the correct, explanation of 'A'.

B

Both 'A' and 'R' are true and 'R' is not the correct explanation of 'A'

C

A' is true and 'R' is false

D

Both 'A' and 'R' are false

Text Solution

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The correct Answer is:
B
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