Physics, 11.03.2021 08:00, cstevenson

A pendulum is timed, first for 20 swings and then for 50 swings:
time for 20 swings = 17.4s
time for 50 swings = 43.2 s
Calculate the average time per swing in each case.
The answers are slightly different. Suggest some
possible experimental reasons for this.

Answers: 1

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Do you know the correct answer?

A pendulum is timed, first for 20 swings and then for 50 swings:
time for 20 swings = 17.4s