The vertical extension in a light spring by a weight of 1 kg suspended from the wire is 9.8 cm . The period of oscillation
A. `20 pi s`
B. `2pi s`
C. `2pi//10 s`
D. `200 pi s`

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1 Answers

Correct Answer - C
`T=2pisqrt((x)/(g))=2pisqrt((9.8xx10^(-2))/(9.8))=0.2pis`

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