Two tuning forks are sounded at the same time. which tuning forks will give rise to a beat frequency of 30 hz when sounded together with a 270 hz tuning fork?

300 Hz and 240 Hz

Explanation:

Beat frequency formed by the tuning fork is given by :

Here, the beat frequency,

The frequency of a tuning fork,

If

If

So, the tuning forks will give rise to a beat frequency are 240 Hz and 300 Hz. Hence, this is the required solution.

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