Oscillations and Waves- Review

A wave has a frequency of 8 Hz and a wavelength of 4 meters. What is the period of the wave?

• 16 sec
• 2 m
• 0.5 sec
• 0.125 sec

If a guitar string has a fundamental frequency of 500 Hz, which one of the following frequencies can set the string into resonant vibration?

• 250 Hz

• 750 Hz

• 1500 Hz

• 1750 Hz

A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?

• 34 m/s
• 3400 Hz
• 3.4 Hz 
• 34 Hz

The type of waves that require medium to pass:

• Mechanical Waves
• Electromagnetic Waves

An oscillator completes 40 cycles in 10 seconds, what is its frequency? 

• 40 hertz
• 4 hertz
• 0.25 hertz
• 400 hertz

TWO PARTS: A wave in Lake Michigan arrives on the shore every 5 seconds.  It's period is ____ and its frequency is ____.  (*Answers in that order) 

• 5 seconds; 0.2 hertz
• 0.2 seconds; 2 hertz
• 5 seconds; 50 hertz
• 50 seconds; 0.2 hertz

For a system in simple harmonic motion, which of the following is the number of cycles or vibrations in one second?

• amplitude
• period
• frequency
• revolution

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

An oscillator completes 30 cycles in 15 seconds, what is its period? 

• 30 seconds
• 2 seconds
• 0.5 seconds
• 2 hertz

A wave has a frequency of 8 Hz and a wavelength of 4 meters. What is the velocity of the wave?

• 0.5 m/s
• 2.0 m/s
• 8.0 m/s
• 32 m/s