1. Suppose that a guitar string has a length of 0.7 rn, a mass of 0. 14 kg, and a tension of 205 N. What is the mass per unit of Length of this string?
2. Sound waves have a speed of 340 rn/s in room-temperature air. What is the wavelength of the sound Waves for the musical tone concert A, which has a frequency of 440 Hz?
3. A wave on a string has a speed of 13.7 m/s and a period of 0.3 s. What is the wavelength of the wave?
4. Suppose that a guitar string has a length of 0.7 rn, a mass of 0. 14 kg, and a tension of 205 N. What is the speed of a wave on this string?
5. A wave on a string has a speed of 13.7 m/s and a period of 0.3 s. What is the frequency of the wave?
6. A longitudinal wave on a Slinky has a frequency of 5 Hz and a speed of 2.0 m/s. What is the wavelength of this wave?
7. On a day when the speed of sound in air is 340 m/s, a lightning bolt is observed and the resultant thunderclap is heard 5 seconds afterwards. About how far away was the lightning bolt?
8. Suppose that water waves have a wavelength of 4.1 m and a period of 2.3 s. What is the velocity of these waves?
9. Waves on a particular string travel with a velocity of 10 m/s. A high-speed photograph shows that successive peaks are 0.40 m apart along the string. The frequency of the waves is
10. Captain Ahab notices that the waves passing the anchored Pequod are 10 feet from crest to crest, and that each minute 4 crests pass. The wave speed is