Physics Waves Review

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 per second?

• amplitude

• period

• frequency

• revolution

Tags

NGSS.HS-PS4-1

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

A simple harmonic oscillator takes 4.8 s to undergo five complete wave cycles. What is the frequency of the wave? 

• 1.04 Hz

• 4.8 Hz

• 1/4.8 Hz

Tags

NGSS.HS-PS4-1

A simple harmonic oscillator takes 4.8 s to undergo five complete vibrations. What is the period of the wave?

• 4.8 s

• .96 s

• 9.8 s

Tags

NGSS.HS-PS4-1

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

• 10 Hz
• 1/1000 Hz
• .1 Hz

The period of a pendulum may be decreased by

• Increasing the mass of the bob

• increasing the amplitude of the swing

• decreasing the mass of the bob

• shortening the length of pendulum

Which would have the longest period?

Pendulum A: A 200-g mass attached to a 1.0-m length string

Pendulum B: A 400-g mass attached to a 0.5-m length string

• A

• B

• They are the same

Define amplitude.

• maximum displacement from equlibrium position

• total displacement

• maximum distance from where the object is released

What is the amplitude?

• 10 cm

• 20 cm

• -10 cm

• 4 cm

• 5 cm

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5