Suppose a simple pendulum is suspended in an elevator. When the elevator is accelerating upward, the frequency of the pendulum
A) decreases.
B) increases.
C) doesn't change.

Question

Quizplus · Accepted Answer

When the elevator accelerates upward, the effective acceleration due to gravity increases. This results in a shorter period for the pendulum and thus, its frequency increases.

Suppose a Simple Pendulum Is Suspended in an Elevator