Simple Harmonic Motion

What is the equation for frequency?

• f = t/n

• f = 1/T

• f = 2 T

For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?

• amplitude

• period

• frequency

• revolution

For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?

• amplitude

• period

• frequency

• revolution

A simple harmonic oscillator takes 4.8 s to undergo five complete vibrations. What is the period (T) of 1 cycle?

• 4.8 s

• .96 s

• 9.8 s

What is the frequency of a pendulum that has a period of 10 s?

• 10 Hz

• 1/1000 Hz

• .1 Hz

What are the two requirements for a simple harmonic oscillator?

• The object vibrates about the equilibrium point and the restoring force is proportional to the displacement

• The object moves left to right and the restoring force is proportional to the displacement

• The object vibrates about the equilibrium and the restoring force is greater than the displacement

• The object moves left to right and the restoring force is greater than the displacement

If the length of a simple pendulum is doubled, its period will: 

• halve 

• double 

What is the period on Earth of a pendulum with a length of 2.4 m?

• 3.1 sec

• 1.9 sec

• 9.3 sec

• 5.1 sec

Based on your findings, which equation could best describe the pendulum’s period?

• A

• B

• C

• D

The period of a pendulum may be decreased by

• Increasing the mass of the bob

• moving the equilibrium point

• decreasing the mass of the bob

• shortening the length of pendulum