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From the diagram given below, calculate distance covered by body.

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From the velocity – time graph given below, calculate acceleration in the region AB.

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From the velocity – time graph given below, calculate Distance covered in the region ABCE.

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From the velocity – time graph given below, calculate Average velocity in region CED.

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Diagram is given below shows velocity – time graph of car P and Q, starting from the same place and in the same direction. Calculate at what time intervals both cars have the same velocity?

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Diagram is given below shows velocity – time graph of car P and Q, starting from the same place and in the same direction. Calculate which car is ahead after 10 s and by how much?

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Does SONAR make use of infrasonic sound?
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What are ultrasonic? State and explain two applications of ultrasounds.
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What are infrasonic and ultrasonic sounds?
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Is the energy carried by the ultrasound very high or very low?
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What does SONAR stand for? Where do we make use of SONAR?
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State the main components of a hearing aid.
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Describe a simple method to find the depth of a submerged ship.
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State the properties of ultrasound that make it useful.
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In vacuum, all freely falling objects have the same force. Is it true?
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State whether the below statement is True or False.
Neglecting air resistance, a body falling freely near the earth's surface has a constant acceleration.
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