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Does the work done in raising a body thr...

Does the work done in raising a body through a certain height depend upon how fast it is raised ?

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Work done in raising a box depends on

STATEMENT-1 Work done by gravity in raising a box onto a platform does not depend on how fast it is raised STATEMENT-2 Work done depends only on force and displacement

The work done in taking a body from the floor to the to of table depends upon

If the radius of earth is R, density is rho and the acceleration due to gravity is g, then calculate the work done in raising an object of mass m through a height h from the earth's surface.

Does the work done in moving a body depend on how fast or how slow the body is moved?

A hevy box is kept on a smooth inclined plane and is pushed up by a force F acting parallel to the plane. Does the work done by the force F as the box goes from A to B depend on how fast the box was moving at A and B? does the work by the force of gravity depend on this?

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PHYSICS GALAXY - ASHISH ARORA-NEWTONS LAWS OF MOTION-Discussion Question
  1. A block rests on an inclined plane with enough friction to prevent its...

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  2. A soda water bottele is falling freely . Will the bubbles of gas rise ...

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  3. Does the work done in raising a body through a certain height depend u...

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  4. In a tug of war, three men pull on a rope to the left at A and three m...

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  5. Air is thrown on a sail attached to a boat from an electric fan placed...

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  6. A massless rope is strung over a frictionless pulley. A monkey holds o...

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  7. Two teams of students are having a tug-of-war. The rope passes through...

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  8. (A) : Polishing a surface beyond a certain limit increases rather than...

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  9. Why do tyres have a better grip of the road while going on a level roa...

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  10. A box, heavier than you is placed on a rough floor. The coefficient of...

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  11. "The path of a projectile under gravity is a parabola because it has n...

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  12. A heavy iron ball is taken into space where it is weightless. Will it ...

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  13. When .you tighten a nut on a bolt, how are you increasing the friction...

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  14. Suppose that you drop a marble of mass m into a jar of honey. As the ...

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  15. Could you weigh yourself on a scale whose maximum reading is less than...

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  16. A ladder is resting against a wall and a person climbs up the ladder.I...

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  17. A man sits in a chair that is suspended from arope. The rope passes ov...

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  18. What happens to a baseball that is fired downward through air at twice...

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  19. You throw a baseball straight upward. If air resistance is not neglect...

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  20. A car at rest is struck from the rear by a second car. The injuries in...

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