Standing Wave

A stretched string is observed to have four equal segments in a standing wave driven at a frequency of 480 Hz.  What driving frequency will set up a standing wave with five equal segments?

• 600 Hz

• 360 Hz

• 240 Hz

Tags

NGSS.HS-PS4-1

A standing wave is oscillating at 950 Hz on a string, as shown in the figure. What is the wave speed?

• 380 m/s

• 570 m/s

• 290 m/s

• 190 m/s

Tags

NGSS.HS-PS4-1

A string that is 2.0 meters long is fixed at both ends and tightened until the wave speed is 18 m/s. What is the frequency of the standing wave shown in the figure?

• 27 Hz

• 54 Hz

• 81 Hz

• 110 Hz

Tags

NGSS.HS-PS4-1

A wave moves on a string at a speed of 10 m/s. The string is 2 m long and is being vibrated at one end; it is attached to a wall at the other end. What is the vibration frequency needed to create the fundamental standing wave?

• 2 Hz

• 2.5 Hz

• 5 Hz

• 10 Hz

Tags

NGSS.HS-PS4-1

A 1.5 m string is vibrating at its fundamental frequency of 440 Hz. What is the speed of the standing wave on the string?

• 147 m/s

• 293 m/s

• 660 m/s

• 1320 m/s

Tags

NGSS.HS-PS4-1

This wave is found in/on a

• String

• Rod

• Open Tube

• Closed Tube

Tags

NGSS.HS-PS4-1

This string is in the

• 1st harmonic

• 2nd harmonic

• 3rd harmonic

• 4th harmonic

Tags

NGSS.HS-PS4-1

What is the frequency of the pictured wave on a string if the speed of the string wave is 1000 m/s and the length of the string is .75 meters?

• 1,667 Hz

• 3,333 Hz

• 1133 Hz

• 340 Hz

Tags

NGSS.HS-PS4-1

When the frequency of a wave on a string increases, what happens to the wavelength?

• The wavelength is not directly affected by the frequency of a wave.

• The wavelength increases.

• The wavelength decreases.

• More specific information is needed to form a conclusion about the wavelength.

Tags

NGSS.HS-PS4-1

What kind of wave is pictured?

• Transverse

• Longitudinal

• surface

• none of the above

Tags

NGSS.HS-PS4-1