A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Correct Answer: B
Solution :
Velocity of wave \[=\frac{\text{Distance travelled by wave (}\lambda \text{)}}{\text{Time period (}T\text{)}}\] Wavelength is also defined as the distance between two nearest points in phase.
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