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The time period of a simple pendulum is ...

The time period of a simple pendulum is 4 s and the acceleration due to gravity at the given place is ` 9.8 ms ^(-2)` . Write the following steps in sequential order to find the length of the pendulum.
(A) From the above formula, write the value of l and `l=(T^(2).g)/(4pi^(2))`
(B) Note the given values of the time period (T) and acceleration due to gravity (g).
(C)Write the formula, ` T = 2pi sqrt(l/g)` , where l is the length of the pendulum.
(D). Substitute the given data and get the value of `l`.

A

CDBA

B

ABCD

C

BCAD

D

ADBC

Text Solution

Verified by Experts

The correct Answer is:
C
(B) Note the given values of time period (T) and acceleration due to gravity (g).
( C) Write the formula, `T=2pisqrt(l/g)` where .l. is the length of the pendulum.
(A) From the above formula, write the value of l as `l=(T^(2)g)/(4pi^(2))`.
(D) Substitute the given data and get the value of .l..
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