SONAR is used for :

(a) Measuring distance, direction and velocity of objects inwater.
(b) Measuring distance,direction and velocity of objects in
(c) Measuring distance and direction of objects in water.
(d) Measuring direction and velocity of objects in air.

Anurag Mishra Professor Asked on 10th February 2016 in Physics.
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    Answer: (a) Measuring distance, direction and velocity of objects in water

    Anurag Mishra Professor Answered on 11th February 2016.
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