Question





Secondary SchoolPhysics5+3 pts

A stationary observer receives sonic oscillations from two tuning forks, one of which approaches and the other recedes with same speed. As this takes place the observer hears the beat frequency of 2 Hz. Find the speed of each tuning fork, if their oscillation frequency is 680 Hz and the velocity of sound in air is 340 m/s. [ Use g = 10 m/s2
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Answer 1

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Answer 2

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