SAT Subject Physics Practice Question 391: Answer and Explanation

Next steps

Question: 391

12. The choices below give a description of the quantities listed above. Match the statement below with the quantity it describes above.

The product of the frequency and the wavelength.

A. Frequency
B. Amplitude
C. Wavelength
D. Velocity
E. Period

Correct Answer: D

Explanation:

The correct answer is (D). The product of the frequency and the wavelength can be obtained by the dimensional analysis. V = λf , which yields

Previous       Next