Question

1) Ultrasonic waves are transmited downwards into the sea with the
help of a SONAR. The reflected sound is received after 6 second
What is the depth of the sea at that place? To find the depth complete
the activity
[Velocity of sound in sea water = 1550 m/s.]
Time taken by sound waves to reach.
The bottom of the sea
3 Second
12
Distance
Velocity
Distance
x time
1550 X 3
moter​

Answer 1

Answer:

science.

Explanation:

Answer

Correct option is

A

1120 m

Let, the Depth of sea is x,

Distance traveled by sound wave=2d,

Time is taken by sound to travel both ways=1.6s,

Speed of the sound =

time taken

total distance travelled

=1400m/s=

1.6s

2d

d=1120m