Question

16. A soldier standing between 2 cliffs fires a gun. He hears the first echo after 2.16s and
the next after 4.75s. Determine the distance, between the two cliffs. (Take speed of
sound as 330 m/s.)
(2mks)​

Answer 1

Explanation:

It’s pretty obvious that we should be grateful to the “essential workers” during this time of shelter in

place. Food suppliers, health care workers, delivery people, and first responders have taken on risks to

themselves for the benefit of everyone else. How can we possibly repay them? By showing a little