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SAT® Subject Test in Physics

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Frequency and Period

SATPHY-CP9QYN

The period of a pendulum is 0.20 seconds. What is the frequency of the pendulum?

A

$0.20\ Hz$

B

$10.0\ Hz$

C

$20.0\ Hz$

D

$5.0\ Hz$

E

The frequency cannot be determined without knowing the length of the pendulum.