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A stone thrown upward with a speed from the top of the tower reaches the ground with a velocity . The height of the tower is
The correct answer is:
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The velocity-time graph of a body moving in a straight line is shown in the figure. The displacement and distance travelled by the body in are respectively
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A particle moves for with velocity and then velocity for another and finally moves with velocity for next . What is the average velocity of the particle
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Two balls are dropped from height and respectively from the earth surface. The ratio of time of these balls to reach the earth is
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If the figure below represents a parabola, identify the physical quantities representing for constant acceleration
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The motion of a particle is described by the equation where and .Its instantaneous velocity at time will be
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A body of mass is thrown upwards at an angle with the horizontal with velocity While rising up the velocity of the mass after second will be
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Starting from rest, acceleration of a particle is . The velocity of the particle at is
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A ball is dropped from a high rise platform at starting from rest. After 6 seconds another ball is thrown downwards from the same platform with a speed . The two balls meet at . What is the value of ? (taking )
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A balloon gong upward with a velocity of is at a height of 65 m from the earth’s surface at any instant. Exactly at this instant a ball drops from it. How much time will the ball take in reaching the surface of earth?
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The graph of displacement-time for a body travelling in a straight line is given. We can conclude that
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A balloon is rising vertically up with a velocity of A stone is dropped from it and it reaches the ground in 10 s. The height of the balloon when the stone was dropped from it is
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A particle moves along a straight line such that its displacement at any time is given by
The velocity when the acceleration is zero is
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The velocity when the acceleration is zero is
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A body is released from a great height falls freely towards the earth. Another body is released from the same height exactly a second later. Then the separation between two bodies, 2 s after the release of the second body is, nearly
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Physics-General