Miscellaneous

Can work done by a body moving in circular path be zero?

Can work done by a body moving in circular path be zero?

Complete answer: The work done on a body moving in a circular path is also zero. Because the body’s force is directed towards the centre of a circular path (the body is acted upon by the centripetal force).

Why is the work done by a centripetal force equal to zero?

The centripetal force is always towards the center of the circular path and is responsible to restrict the particle to move in a circle and not responsible for the displacement of the particle. No displacement takes place in this case. So, work done by a centripetal force is always zero.

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What will be the work done if object is moving in a circular path?

The work done by a object in the circular path is zero, because, in case of circle, the net displacement is always zero. Another reason being it zero, is in circular path, CENTRIPETAL FORCE ACTS on the along the radius of the circle, which is right angle to the motion of body.

Is any work done by a body moving along a circular path?

The object moves in a circular path. In this case the centripetal force acts on the object at right angles to the direction of motion of object. So, the work done by the object in circular path is zero.

Is work done if an object does not move?

work: A measure of energy expended in moving an object; most commonly, force times displacement. No work is done if the object does not move.

What is the work done by the centripetal force on the object moving in circular motion?

In circular motion, work done by centripetal force is zero.

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What is the work done by centripetal force on a body moving in circular path?

Why is no work done on an object that moves in a circle?

In uniform circular motion, only the direction of the velocity is changing, because the force is at right angles to the movement. Since the speed (i.e. the magnitude of the velocity) is constant, no work is being done and the energy remains constant.

What is work done by centripetal force on a body moving in circular path?

Why is the work done on an object moving uniformly zero?

Why is the work done on an object moving with uniform circular motion zero? In circular motion, the direction of force acting on the object is radially inward and the direction of motion of the object is tangential to the circular path at every instant of time.

Why work done by centripetal force is zero in uniform circular motion?

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For an object moving in uniform circular motion, the only force is the centripetal force, which points in a direction along the radius of the circle, and since the radius of the circle never changes, there is no displacement along this direction, and the work done by this force is zero.

How is work done on an object given in circular motion?

Work done on an object is given as `W = F xx S costheta` In circular motion, the direction of force acting on the object is radially inward and the direction of motion of the object is tangential to the circular path at every instant of time.

Why does the velocity of an object in a circle remain constant?

So it’s the constancy of the object’s distance to the circle’s center which ensures that no work is done, and the velocity of the object stays the same. Thanks for contributing an answer to Physics Stack Exchange!