What is the period of a wave with a wavelength of 8 cm and a frequency of 0.5 hertz?(1 point)
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Physics, 02.03.2021 23:50 rodriguezjalissa132
What is the period of a wave with a wavelength of 8 cm and a frequency of 0.5 hertz?(1 point)
0.125 seconds
4 seconds
0.0625 seconds
2 seconds
Two ropes are identical. A wave traveling through the first rope has a frequency of 1.5 hertz and a wavelength of 6 meters. What is the frequency of a wave in the second rope if its wavelength is 2 meters?(1 point)
3 hertz
1.5 hertz
9 hertz
4.5 hertz
If the wavelength of a wave in a particular medium is tripled, what will happen to the frequency of the wave?(1 point)
It will become one third of its original value.
It will become triple its original value.
It will depend on the speed of the wave.
It will remain constant.
If the speed of sound in air is 340 m/s, approximately how long will it take the sound of a clap of thunder to travel 2 kilometers?(1 point)
3.4 seconds
2.9 seconds
1.7 seconds
5.9 seconds
In music, the note G above middle C has a frequency of about 392 hertz. If the speed of sound in the air is 340 m/s, what is the approximate wavelength of this note?(1 point)
8.7 meters
0.87 meters
0.0026 meters
1.2 meters
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