By what factor should the length of a simple pendulum be changed if the period of vibration were to be tripled?
A)1/9
B)0.33
C)3.0
D)9.0

Name: By what factor should the length of a simple pendulum be changed if the period of vibration were to be tripled? A)1/9 B)0.33 C)3.0 D)9.0
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Question

Quizplus · Accepted Answer

The period of a simple pendulum is proportional to the square root of its length. To triple the period, the length must be increased by a factor of 3^2, which is 9.

By What Factor Should the Length of a Simple Pendulum