Displacement in the direction of Force
Displacement in the direction of Force
Displacement in the direction of the force: Dispalcement is difined as the change in the positon of the object. It is a vector quantity therefore it has both magnitude and direction. If the displacement of an object is in the direction of the force applied on it, the amount of the work done by the force on this object is obtained by multiplying the force and the displacement.The work done by such force is always positive.
Work done in the direction of of force = Force x displacement = F x s
Examples:
1. When a horse pulls a cart , the applied force and the displacement are in the same direction.
2. While kicking a football the displacement occur in the direction of force .
3. When a body is fallling down from somr height the direction of force and the displacement are in the same direction.
A body is acted upon by a force of 5N.The work done by the force in moving the body through 100 cm is | |||
| Right Option : C | |||
| View Explanation | |||
A man who is rowing a boat upstream is at rest with respect to the shore, is doing work of _____________ J | |||
| Right Option : B | |||
| View Explanation | |||
Displacement is a ____________ . | |||
| Right Option : A | |||
| View Explanation | |||
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