Wavelength homework 2

# Wavelength homework 2 - c They will have the same time...

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Answer the following questions without the use of a calculator. Questions marked ** are slightly more challenging. 1. What is the wavelength of a sound with a frequency of 20 Hz? a. 34 m b. 340 m c. 17 m d. 1700 m 2. Two waves A and B have the same frequency (100 Hz), but have amplitudes of 10 and 20 volts, respectively (volts is an indirect unit of amplitude). What can be said about the two waves? a. They will have the same wavelength b. They will have different wavelengths
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Unformatted text preview: c. They will have the same time period d. a and c 3. A certain sound has a time period of 0.01 s. What is the wavelength of this sound? ** a. 3.4 m b. 100 m c. 34000 m d. Cannot tell from this information 4. A certain sound has a wavelength of 17 cm. What is the frequency of this sound? ** a. 2 Hz b. 20 Hz c. 200 Hz d. 2000 Hz 5. A certain sound has a wavelength of 340 m. How many cycles would this sound complete in 5 s? ** a. 68 b. 1700 c. 5 d. 1...
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## This note was uploaded on 05/13/2008 for the course CSD 3032 taught by Professor Shrivastav during the Spring '08 term at University of Florida.

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