Test Academy | In a submarine fitted with a SONAR, the time interval between the generation of an ultrasonic wave and the receipt of its echo is 200 s. What is the distance of the enemy submarine ? The speed of sound in water is 1.450km s⁻¹. 150 km, 200 km, 145 km, 100 km

Question

In a submarine fitted with a SONAR, the time interval between the generation of an ultrasonic wave and the receipt of its echo is 200 s. What is the distance of the enemy submarine ? The speed of sound in water is 1.450km s⁻¹.

Options :

150 km
200 km
145 km
100 km

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