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Question: A 0.50 m wave has a frequency of 686 Hz. What is the speed of the wave? Answer Choices: (a) 170 m/s (b) 1,370 m/s (c) 340 m/s (d) 690 m/s

Question: A 0.50 m wave has a frequency of 686 Hz. What is the speed of the wave? Answer Choices: (a) 170 m/s (b) 1,370 m/s (c) 340 m/s (d) 690 m/s
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1 vote
Question: A 0.50 m wave has a frequency of 686 Hz. What is the speed of the wave?

Answer Choices:
(a) 170 m/s
(b) 1,370 m/s
(c) 340 m/s
(d) 690 m/s

User Jackyef
by
8.1k points

1 Answer

6 votes
c. 340
Frequency is the number of wavelengths per second and since the length is 0.5 you multiply 0.5*686 and get 343.
the question not allowing for one position thus the answer is c

User Mkus
by
8.2k points
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