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A weightless spring of length 60 cm and ...

A weightless spring of length 60 cm and force constant 200 N/m is kept straight and unstretched on a smooth horizontal table and its ends are rigidly fixed. A mass of 0.25 kg is attached at the middle of the spring and is slightly displaced along the length. The time period of the oscillation of the mass is

A

`pi/(20)`s

B

`pi/(10)`s

C

`pi/5`s

D

`pi/(sqrt(200))` s

Text Solution

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The correct Answer is:
A
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