1.

There is a small hole in a table. A string of length 1m passes through it. Two bodies of masses 70g and 100g are attached at its ends. The 100g mass hangs freely at a depth of 60 cm from the table. If this mass is to be in equilibrium, the other mass should rotate in a circle with a frequency equal to

Answer»

`4 pi// 140 HZ`
`pi//140 Hz `
`pi//sqrt140 Hz `
`(sqrt140)/(4pi) Hz `

ANSWER :D


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