Springs and Pendulums

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

• frequency
• period
• amplitude
• wavelength

Tags

NGSS.HS-PS4-1

Batman desires to make a simple pendulum that serves as a timing device. He plans to make it such that its period is 1.00 second. What length must the pendulum have?

• 0.49 m
• 2.3 m
• 0.248 m
• 4.9 m

Batman and Robin swing from ropes attached to a large elevated platform. Suppose that they can be treated as a simple pendulum with a length of 16 m. Determine the period for one complete back and forth cycle.

• 16 s
• 4 s
• 8 s
• 6 s

According to Wikipedia (and as of this writing), Tim Ahlstrom of Oconomowoc, WI holds the record for hand clapping. He is reported to have clapped his hands 793 times in 60.0 seconds.What is the period of Mr. Ahlstrom's hand clapping during this 60.0-second period?

• 0.0932 s
• 12 s
• 0.0757 s
• 5.4 s

What is the period of a 3.5 m-long pendulum on Earth?

• 1.4 s
• 3.8 s
• 3.2 s
• 4.6 s

5,000 g = ____________ kg

• 50

• 50,000

• 5

• 0.005

A spring with a spring constant (k) of 5 N/m is stretch 0.2 m. The spring force is 

• 1 N
• 25 N
• 5.2 N
• 4.8 N

How far is a spring with k = 9 N/m stretched when a 5 kg mass is attached? 

• 0.55 m
• 5.5 m
• 1.8 m 
• 18 m 

Tags

NGSS.HS-PS2-1

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

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