18. Waves & Sound
Standing Waves
18. Waves & Sound
Standing Waves
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- Multiple Choice
In the following figure, what is the harmonic number of the standing wave? The wavelength of the standing wave? If the frequency of the standing wave is 30 Hz, what is the speed of the waves producing the standing wave?
1142views1rank - Multiple Choice
An unknown mass hangs on the end of a 2 m rope anchored to the ceiling when a strong wind causes the rope to vibrate and hum at its fundamental frequency of 100 Hz. If the rope has a mass of 0.15 kg, what is the unknown mass?
530views2rank3comments - Multiple ChoiceThe figure shows a standing wave on a string. What are the mode number and wavelength for this standing wave?825views
- Multiple ChoiceA standing wave on a string in the mode has a frequency of What is the frequency of the standing wave?826views
- Textbook QuestionA piano tuner stretches a steel piano wire with a tension of 800 N. The steel wire is 0.400 m long and has a mass of 3.00 g. (a) What is the frequency of its fundamental mode of vibration?768views
- Textbook QuestionA wire with mass 40.0 g is stretched so that its ends are tied down at points 80.0 cm apart. The wire vibrates in its fundamental mode with frequency 60.0 Hz and with an amplitude at the antinodes of 0.300 cm. (a) What is the speed of propagation of transverse waves in the wire?652views
- Textbook QuestionA 1.50-m-long rope is stretched between two supports with a tension that makes the speed of transverse waves 62.0 m/s.What are the wavelength and frequency of (c) the fourth harmonic?522views
- Textbook QuestionA 1.50-m-long rope is stretched between two supports with a tension that makes the speed of transverse waves 62.0 m/s.What are the wavelength and frequency of (b) the second overtone?628views