Simple Harmonic Motion

A spring oscillates with a period of 0.02 seconds. What is the frequency?

• 50 Hz

• 5 Hz

• 0.02 Hz

• 1 Hz

A spring with a frequency of 256 Hz has a period equal to...

• 256 s

• 0.0245 s

• 0.0039 s

• .1608 s

An astronaut takes a pendulum to Mars. What is the period of the pendulum if it has a length of 3.6 m? (Gravity on Mars: 3.72 m/s^2)

• 6.39 s

• 0.157 s

• 0.161 s

• 6.18 s

An alien visits Jupiter for the first time and takes a pendulum to measure the planet's gravity. What is the Frequency of the pendulum if it has a length of 0.25 m? (Gravity on Jupiter: 24.79 m/s^2)

• 62.6 Hz

• 1.58 Hz

• 0.016 Hz

• 6.31 s

A mass is hung from a spring and set into vertical oscillation.
Which row in the table correctly shows the kinetic energy E_k of the mass at maximum displacement and the potential energy E_p of the mass at the equilibrium position?

• A
• B
• C
• D

Which position shows the spring with maximum elastic potential energy?

• A
• B
• C
• D

A cylinder hangs motionless 40 cm below its equilibrium position from a spring with a constant of 50 N/m.  What is the mass of the cylinder?

• .8 kg
• 1.25 kg
• 2 kg
• 6 kg

Convert from period to frequency.
4 sec = ______ Hz.

• 0.25 Hz
• 0.1 Hz
• 2 Hz
• 10 Hz.

What is the frequency of the wave shown in the figure?

• 1 Hz
• 4 Hz
• 0.5 Hz
• 2 Hz

An object oscillating in simple harmonic motion has a time period T. The first graph shows how its displacement varies with time. Which of the subsequent graphs, A to D, show how the kinetic energy, Ek, of the object varies with time? 

• A
• B
• C
• D