Question

1 point
The echo-receiver of a sonar attached to a ship, receives the echo from
the bottom of sea 6 seconds after the ultrasonic waves were sent into the
sea. If the speed of sound in water is 1500 m/s, then what is the depth of
the sea?
X
SONAR
Sluip
Transducer
THERE ARRANGER
Reflected
pulse Echo
DE RELEASE
O 9 km
O 4.5 km
O 250 m. 5Km​

Answer 1

Answer:

b is correct answer .....