Answer:
6.6m/s
Explanation:
we know that
v = u + at
= 0+ 2.2*3
=6.6m/s
low pressure
No. Your friend will not hear the clap when he/she sees it.
It takes time for sound waves to go through a large area. It takes longer if people are in the area rather than it is empty.
B. coefficient
i dont have to explain right?
So the answer is option b.
