Simple Harmonic Motion of Pendulums Video Lessons

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Problem: A mass on a string of unknown length oscillates as a pendulum with a period of 3.5s. Parts a to d are independent questions, each referring to the initial situation. What is the period if:Part A: the mass is doubled? (s)Part B: the string length is doubled? (s)Part C: the string length is halved? (s)Part D: the amplitude is doubled? (s)

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This question is based on the SHM motion of pendulums.

Period:

T=2πlg

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Problem Details

A mass on a string of unknown length oscillates as a pendulum with a period of 3.5s. Parts a to d are independent questions, each referring to the initial situation. What is the period if:

Part A: the mass is doubled? (s)
Part B: the string length is doubled? (s)
Part C: the string length is halved? (s)
Part D: the amplitude is doubled? (s)

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