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WorksheetsStanding waves
Total questions: 14
Worksheet time: 42mins
Standing waves are created by
Two identical waves reflecting off each other
Two identical waves being diffracted together
Two identical waves move through each other in opposite directions
Two identical waves are diffracted from two identical sources
In the diagram which letters represent the nodes
A B C
A C E
B D
B D E
A C D
A violin string of length 0.54 m and wave speed of 565 m/s along it. Calculate the frequency of the 5th harmonic.
1046.3 HZ
282.5 Hz
3138.89 Hz
1546 Hz
The second harmonic on a string fixed at both ends shows
A wavelength
Half a wavelength
Two wavelengths
Which one of these statements is true?
The diagram below shows the mode of vibration in a closed pipe. The air displacements, nodes (N) and antinodes (A) are as indicated below.
The diagram below shows three modes of vibration in a closed pipe. If the length of the pipe is 10 m, and the speed of sound is 320 m/s, find the frequency of the harmonic shown.
The figure below shows a string vibrating in the sixth harmonic. The length of the string is 1.0 m. What is the wavelength of the wave on the string?
0.33𝑚
1.00m
0.66m
3.00m
A pipe that is open at both ends has a fundamental frequency of 150 Hz when the speed of sound in air is 300 m/s. How long is the pipe?
2.0𝑚
1.0𝑚
1.5𝑚
