Question

No work is done aganist gravity while moving a body along horizontal. Why???????

Answer 1

Angle between horizontal and gravitational force is 90°. There is no work that is done against gravity,while moving a body along horizontalplane because the force applied tomove the body is applied in a lateral direction

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Answer 2

Angle between horizontal and gravitational force is 90° . There is no work done against gravity, while moving a body along horizontal plane because the force applied to move the body is applied in a lateral direction.
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