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Match the following :...

Match the following :

Text Solution

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Case (a): Pulley is fixed rigidly here. When the mass displace by y and the spring will also stretch by y. Therefore, `F=T=ky`
`T=2pisqrt((m)/(k))`
Case (b): Mass displace by y, pulley also displaces by y. `T=4ky`
`T=2pisqrt((m)/(4k))`
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