Question

A simple pendulum of length 2 meters takes a time of 16 seconds to finish 8...

A simple pendulum of length 2 meters takes a time of 16 seconds to finish 8 oscillations. The acceleration due to gravity acting on this pendulum is given by

Group of answer choices

a. 9.8 m/s2

b. 27.4 m/s2

c. 19.72 m/s2

d. 4.9 m/s2

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Answer #1

Time period = Total time/No of oscillations

Use formula

Square both sides

ANSWER: Option c. 19.72m/s2

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