AP C - pendulums and springs

1 pendulum and 1 spring oscillator have the same period. If both masses are doubled, the new period of the pendulum is ___ the new period of the spring system.

• Less than

• Greater than

• Equal to

• Depends on amplitude

A pendulum swinging with a maximum amplitude of π/3 has a period of T. If the maximum amplitude is decreased to π/6, what is the new period of the pendulum?

• T/4

• T/2

• T

• 2T

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
• Same

True/False: The time for a complete back-and-forth swing of a pendulum is its frequency.

• True
• False

The time that it takes to complete one wave cycle is called the...

• frequency
• period
• amplitude
• wavelength

Tags

NGSS.HS-PS4-1

The number of cycles that are completed per second is called the _ and is measured in _.

• frequency, Hertz
• wavelength, meters
• amplitude, meters
• period, seconds

Tags

NGSS.HS-PS4-1

1. A mass on a spring undergoes SHM. The maximum displacement from the equilibrium is called?

• Period

• Frequency

• Wavelength

• Amplitude

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

A force of F=500 N is applied to extend a spring.  What is the displacement x of the spring if its spring constant is k= 540 N/m?

• 0.96 m
• 0.93 M
• 1.3 m
• 1.1 m

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

• A

• B

• C

• D