Question

A bat flying in a cave emits a sound and receives its echo 0.1 s later. Show that the distance to the wall of the cave is 17 m.
@Abhisar
@Sunkist1998

Answer 1

Ohkay lets begin !

Answer 2

The sound wave took 0.1 s to reach back to the bat. This means it took only 0.1/2 = 0.05s to reach the wall

Answer 3

Is it ok ?

Answer 4

ok

Answer 5

Now speed of sound in air is 340 m/s

Answer 6

Distance = Speed * Time

Answer 7

Distance = 340*0.05=17m

Answer 8

Got it ?

Answer 9

yep