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Asked by Zainab Last Modified
Answer Operating frequency of the SONAR system, ν = 40 kHz
Speed of the enemy submarine, ve = 360 km/h = 100 m/s
Speed of sound in water, v = 1450 m/s
The source is at rest and the observer (enemy submarine) is moving toward it. Hence, the apparent frequency (
) received and reflected by the submarine is given by the relation:
The frequency (
) received by the enemy submarine is given by the relation:
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