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A stone is just released from the window of a train moving along a horizontal straight track. The stone will hit the ground in-

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Important Questions on Kinematics

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The motion of one projectile as seen from another will always
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A traveller while in a uniformly moving train throws a ball up in the air. The ball will return-
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A boat is moving with a velocity 3i^+4j^ with respect to the ground. The water in the river is moving with a velocity -3i^-4j^ with respect to ground. The relative velocity of the boat with respect to water is 
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A ball is thrown from rear end of the compartment to the front end which is moving at constant horizontal velocity. An observer A sitting in the compartment and another observer B standing on the ground, drew the trajectory. They will have-
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An aeroplane is flying in a horizontal direction at 600 km hr-1 at a height of 6 km and is advancing towards a point which is exactly over a target. At that instant the pilot releases a ball which on descending the earth strikes the target, the falling ball appears-
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A train is standing on a platform and a man inside a compartment of the train drops a stone. At the same instant, the train starts to move with constant acceleration. The path of the particle as seen by the person who drops the stone is
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Consider two cases.
(i) A cart moves horizontally with constant velocity and a stone is projected vertically upwards.
(ii) A cart slides down a smooth incline plane and a stone is projected in direction perpendicular to incline. Stone will fall in the cart
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A bird is flying towards east with a velocity 40 km/hr and a train is moving with a velocity 40 km/hr towards east. A man in train drops a food packet. The path of food packet as seen by bird till it falls on ground is (ignore air resistance)