Oscillations and Waves-Beats [JEE (Based on NTA Guidelines-IIT Engg.) Advanced Physics]: Questions 1 - 1 of 1
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Question 1
Appeared in Year: 2009
Question MCQ▾
Three sound waves of equal amplitudes have frequencies . They superpose to give beats. The number of beats produced per second will be: (AIEEE)
Choices
Choice (4) | Response | |
---|---|---|
a. | 2 | |
b. | 4 | |
c. | 1 | |
d. | 3 |