Question

In the figure given below,an idel pendulam oscillates in vaccum between two extreme positions A and B and then returns from position B to mean position C in 3sec,then it will complete 3.5 oscillations in how many sec?

Answer 1

A To b and b to a will be 4s as 75% of its oscillation is 3s

So 3.5 osc will take =4*3.5=.14s

Answer 2

Explanation:

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