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.

you cant move and you feel like someones pushing you down onto your bed it can feel like you want to get up but you just can't it can be extremely scary