Two vibrating tuning forks produce waves given by ${y_1} = 4\sin 500\pi t$ and ${y_2} = 2\sin 506\pi t.$ Number of beats produced per minute is
Two vibrating tuning forks produce waves given by ${y_1} = 4\sin 500\pi t$ and ${y_2} = 2\sin 506\pi t.$ Number of beats produced per minute is
- A
$360$
- B
$180$
- C
$3$
- D
$60$
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