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Is it possible for a body to be in accel...

Is it possible for a body to be in accelerated motion under the action of a force but still no work is done by the force? Cite an example in support of your answer.

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To determine whether it is possible for a body to be in accelerated motion under the action of a force while no work is done by that force, we can analyze the relationship between force, displacement, and work. ### Step-by-Step Solution: 1. **Understanding Work Done**: Work done (W) by a force is defined as the product of the force (F) and the displacement (S) in the direction of the force. Mathematically, it is given by: \[ W = F \cdot S \cdot \cos(\theta) ...
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Knowledge Check

  • A body is inequibrium under the action of three coplanar forces, then

    A
    they must act in a straight line
    B
    they must meet in point
    C
    their horizontal and vertical components must be equal
    D
    none of these
  • Work done by a force in displacing a body is an example of

    A
    vector product
    B
    scalar product
    C
    addition of vectors
    D
    division of vectors
  • A body under the action of several forces will have zero acceleration

    A
    When the body is very light
    B
    When the body is very heavy
    C
    When the body is a point body
    D
    When the vector sum of all the forces acting on it is zero
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