Question 35 (1 point)
A sound wave has a length of 0.66 meters. If the frequency of the wave is 512 Hz (high C), what is the wave velocity?
Question 35 options:
511 m/sec |
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776 m/s |
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0.00129 m/s |
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338 m/s |
Question 36 (1 point)
A standing wave on a string has a velocity of 42 m/s and a period of 0.01 s. What is the frequency of the wave?
Question 36 options:
10 sec |
|
0.42 Hz |
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100 Hz |
|
260 Hz |
View hint for Question 36 |
|
There is a distractor number that you don't need in the question. |
Question 37 (1 point)
The highest frequency of a radio station is 107.9 Mega Hertz. What is the wavelength?
Question 37 options:
2.2 m |
|
28 m |
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2780000 m |
|
2.8 m |
View hint for Question 37 |
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Hint, don't forget the speed of radio is the same as the speed of light. |
Question 38 (1 point)
The frequency of a C note of sound is around 240 Hz. If the speed of sound in air is 345 m/s, what is the wavelength of the sound wave, in meters?
Answer to 3 sig figs.
Your Answer:Question 38 options:
Answer |
Question 39 (1 point)
The frequency of a radio wave is 100.1 x 107 Hz. What is the wavelength of the wave, in meters?
Answer to 3 sig figs.
Your Answer:Question 39 options:
Answer |
Question 35 (1 point) A sound wave has a length of 0.66 meters. If the frequency...
What is the wavelength of a 34 MHz ultrasonic sound wave? Question 29 options: 0.270 m 10. m 0.00001 m 8.8 m View hint for Question 29 Question 30 (1 point) If you listento radio, you know stations have numbers like 92.3. The number refers to the frequency of the channel in megahertz, as in 92.3 MHz. What is the wavelength of the radio wave? Question 30 options: 3,300,000 m 3.7 m 0.0000037 m 3.3 m Question 31...
Question 6 (1 point) Which of the following is a longitudinal wave? Question 6 options: none of these wave in a guitar string electromagnetic wave sound wave in a gas all of these sub section Question 7 (1 point) On a day when the speed of sound in air is 340 m/s, what will be the wavelength of sound of frequency 510 Hz? Question 7 options: 0.67 m 1.5 m 0.33 m 3.0 m 510 m sub section Question 8...
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compute the wavelength of a sound wave that is traveling through air at 340 m/sec and has frequency of 15,000 Hz give answer in meters