SAT Subject Physics Practice Question 106: Answer and Explanation

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Question: 106

1. What is the wavelength of a 5 Hz wave that travels with a speed of 10 m/s ?

A. 0.25 m
B. 0.5 m
C. 1 m
D. 2 m
E. 50 m

Correct Answer: D

Explanation:

From the equation λf = v, we find that

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