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A wire of mass 5 gram is kept stretched ...

A wire of mass 5 gram is kept stretched by a force of 400 N. When plucked at a point, transverse waves travel along the wire with a speed of 400 m/s. The length of the wire is

A

2000 m

B

1000 m

C

400 m

D

80 m

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The correct Answer is:
B
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