Physics: Principles with Applications (7th Edition)

Published by Pearson

Chapter 11 - Oscillations and Waves - Misconceptual Questions: 7

Choice C.

Work Step by Step

Equation 11–11a tells us that the period of a pendulum is proportional to the square root of its length and inversely proportional to the square root of g, $T=2 \pi \sqrt{\frac{L}{g}}$. The mass of the children (i.e., the mass of the bob) does not affect the period of the pendulum. Both children swing with the same period.

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