A Pendulum of Length L Is Suspended from the Ceiling

question 45

Multiple Choice

A pendulum of length L is suspended from the ceiling of an elevator.When the elevator is at rest the period of the pendulum is T.How would the period of the pendulum change if the supporting chain were to break,putting the elevator into freefall?

• A)The period does not change.
• B)The period increases slightly.
• C)The period decreases slightly.
• D)The period becomes zero.
• E)The period becomes infinite because the pendulum would not swing.

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