A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor.
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The area under a Velocity-Time graph represents ______________.
Newton's first law is also known as _______.
Which of the following pairing is incorrect
An example of longitudinal waves (in gas as a medium) is ______.
Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s
____________________is a measure of the actual amount of water vapour in a particular sample of air: measured as a partial pressure.
What is the unit of the physical quantity Entropy?
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