Simple Harmonic Motion of Pendulums Video Lessons

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Problem: 1. For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?a. amplitudeb. frequencyc. periodd. revolution2. By what factor should the length of a simple pendulum be changed in order to triple the period of vibration?a. 3b. 9c. 6d. 27

FREE Expert Solution

1.

The number of vibrations per unit time is frequency. 

The correct option is b. frequency.

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Problem Details

1. For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?
a. amplitude
b. frequency
c. period
d. revolution


2. By what factor should the length of a simple pendulum be changed in order to triple the period of vibration?
a. 3
b. 9
c. 6
d. 27

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