Harmonic Motion

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

• 1 Hz

• 0.96 Hz

• 1 s

• 0.96 s

Tags

NGSS.MS-PS4-1

Objects with different masses are hung on a spring. The diagram shows how much the spring stretches. What is mass M?

• 175 g

• 150 g

• 200 g

• 166 g

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

As a pendulum gets longer, what happens to the period?

• doesn't change

• decreases

• increases

Which of these does not affect the period of a pendulum?

• length

• gravity

• mass

Pendulum "A" is on Jupiter Pendulum "B" is on the Moon.  The Moon has less gravity than Jupiter. The pendulums have the same mass and length.  Which Pendulum is moving faster?

• A

• B

• Same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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

• 3.1 s

• 1.5 s

• 0.77 s

• 1.2 sec

A butcher puts 300 g of chopped beef in the 1 kg pan and places it on top of his scale. The scale has a spring constant of 400 N/m. What is the period of vibration of the scale?

• 0.36 s

• 0.02 s

• 5.5 s

• 1.3 s

Tags

NGSS.MS-PS2-2

A block of mass 2.0 kg is attached to a spring. What is the spring constant if the block’s acceleration is 13 m/s2 when it is 0.75 m away from the equilibrium position?

• 35 N/m

• 0.12 N/m

• 4.8 N/m

• 9.8 N/m

Tags

NGSS.MS-PS2-2

At what point in the swing of a pendulum is the bob moving fastest?

• at the top of the arc

• at the bottom of the arc

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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