•THAT THE PROPAGATION OF SOUND WAVES NEED MEDIUM TO TRAVEL
•THE MEDIUM SHOULD POSSES ELASTICITY
•FOR THE FASTER PROPAGATION OF SOUND THE PARTICLES SHOULD BE VERY CLOSE TO EACH OTHER
Radial acceleration is given by

where

then

Now

Using the relation


Putting into rpm
Answer:
some one might report you
Explanation:
Answer:
50 Hz is the answer because 60 m/s divided by 1.2 meters is 50.
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A chart that organizes all elements by their atomic number.