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In Newton's second Law (for constant mass ), is the acceleration of the mass with respect to
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Important Questions on Laws of Motion
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The ratio of gravitational mass to inertial mass is equal to :
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A block of metal weighing is resting on a frictionless plane. It is struck by a jet releasing water at the rate of and at a speed of . The initial acceleration of the block is
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When we kick a stone, we get hurt. Due to which of the following properties of stone does it happens?
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A player catches a ball of moving with a speed of If the time taken to complete the catch is , the force exerted on the player’s hand is
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For a body of mass, the velocity-time graph is shown in the figure. The force acting on the body is:
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A disc of mass is kept floating horizontally in the air by firing bullets of mass each vertically at it, at the rate of per second. If the bullets rebound with the same speed, the speed with which these are fired will be-
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A satellite in a force-free space sweeps stationary interplanetary dust at a rate. The acceleration of satellite of mass is
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For a Rocket propulsion velocity of exhaust gases relative to rocket is . If mass of rocket system is , then the rate of fuel consumption for a rocket to rise up with an acceleration will be
