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A simple pendulum has time period T1. T...

A simple pendulum has time period T_1. The point of suspension is now moved upward according to the relatiori. y = `kt^2` (k = 2 m/`s^2`) where y is the vertical displacement. The time period now becomes `T_2` then the ratio of `T_1^2`/`T_2^2` (g = 10 m/`s^2`)

A

6 : 5

B

0.2125

C

0.21319444444444

D

7 : 5

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AAKASH INSTITUTE ENGLISH-TEST 4-EXAMPLE
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