The distance covered by ultrasound is 6 km. If the ultrasound is detected after 5 sec after sending, What is the speed of ultrasound?
1200m
1300m
600m
650m
Speed=Distancetime =60005=1200m.
A ship sends out ultrasound that return from the seabed and is detected after 5 s. If the speed of ultrasound through seawater is 1600 ms−1, what is the distance of the seabed from the ship?
A destroyer sends out an ultrasound to detect the presence of any submarine. A reflection of the ultrasound (reflected back from a submarine) is detected 5.8 seconds after its transmission. The speed of the ultrasound is 1531 m/s.
What is the distance between the submarine and the destroyer?