Fill in the blank and explain To discover a sunken ship or objects deep inside the sea, ............... technology is used.
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To discover a sunken ship or objects deep inside the sea, SONAR technology is used.
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Similar Questions
Q1
Fill in the blank and explain To discover a sunken ship or objects deep inside the sea, ............... technology is used.
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Q2
Fill in the blanks and explain.
a. Sound does not travel through ............
b. The velocity of sound in steel is ............... than the velocity of sound in water.
c. The incidence of ......... in daily life shows that the velocity of sound is less than the velocity of light.
d. To discover a sunken ship or objects deep inside the sea, ....................... technology is used.
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Q3
Which technique is used to determine the depth of sea and underwater sunken ships? Explain its working.
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Q4
In a SONAR, ultrasonic waves are sent into the sea water and the reflected waves from a sunken ship are received after 2s. If the velocity of waves in sea water is 1450m s−1, find the depth of the sunken ship.
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Q5
People use ............... to locate sunken objects in the ocean.