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A horizontal stretched string, fixed at ...

A horizontal stretched string, fixed at two ends, is vibrating in its fifth harmonic according to the equation, `y(x,t)=(0.01 m) sin[(62.8 m^(-1)x] cos[(628 s^(-1))t]`. Assuming `p = 3.14`, the correct statement(s) is (are)

A

The number of nodes is 5.

B

The length of the string is 0.25 m.

C

The maximum displacement of the midpoint of the string, from its equilibrium position is 0.01 m.

D

The fundamental frequency is 100 Hz.

Text Solution

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The correct Answer is:
B, C
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