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A pendulum makes 20 oscillations in exactly 50 s. a. What is its period? Express your...

A pendulum makes 20 oscillations in exactly 50 s.

a. What is its period? Express your answer to two significant figures and include the appropriate units.

b. What is its frequency? Express your answer to two significant figures and include the appropriate units.

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Answer #1

A pendulum takes 50seconds to make 20 Oscillations.

20 Oscillations = 50 s

1 Oscillation =

Time period is the time taken by pendulum to make One complete oscillation so T = 2.50 s

b) Frequency is reciprocal of the time period. So

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