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A wave is travelling along a string. A...

A wave is travelling along a string. At an instant shape of the string is as shown in the enclosed figure. At this instant, point A is moving upwards. Which of the following statements are correct?

A

The wave is travelling to the right

B

Displacement amplitude of the wave is equal to the displacement of B at this instant

C

At this instant velocity of C is also directed upwards

D

Phase difference between A and C may be equal to `pi//2` if `x=lamda//4`

Text Solution

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The correct Answer is:
B, D
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