Anonymous Anonymous

21-03-2017
Mathematics

Answered

how do you find the g (acceleration due to gravity) in this question?

What is the period and frequency of a 10 pound weight oscilating (as a pendulum) on a 5 meter long rope?

Verified Answer :

Shweta07 Shweta07

21-03-2017

The weight (or mass) is irrelevant.

The period t = sqrt(2pisqrt(l/g) where g is the acceleration due to gravity.

so t = 2pisqrt(5/9.8) = 4.49 seconds.

Frequency = 1/period = 0.223 Hertz.

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