What happens to the work done when the displacement of a body is at right angles to the direction of force acting on it? explain your answer.

Open in App

Solution

If you applied a force at right angles to the motion,
you would turn the velocity to the direction of the force.
If you have a rock on a string, and give it a few whirls around,
the applied force (tension of the string) is always at right angles to the motion, and it goes in a circle.

Suggest Corrections

Similar questions

(a) What happens to the work done when the displacement of a body is at right angles to the direction of force acting on it ? Explain your answer.

(b) A force of 50 N acts on a body and moves it a distance of 4 m on a horzontal surface. Calculate the work done if the direction of force is at an angle of $60^{\circ}$ to the horizontal surface.

Q. (a) What happens to the work done when the dispacement of body is at right angles to the direction of force acting on it? Explain your answer.
(b) A force of 50 N acts on a body and moves it a distance of 4 m on horizontal surface. Calculate the work done if the direction of force is at an angle of 60° to the horizontal surface.

Q. Why is the work done zero when the force acting on a body is perpendicular to its displacement?

When a force acting on a body displaces it in the direction of force, the work done by the force is

A force F acts on a body and displaces it by a distance S in a direction at an angle $θ$ with the direction of force.

(a) Write the expression for the work done by the force.

(b) What should be the angle between the force and displacement to get (i) zero, (ii) maximum, work?

Join BYJU'S Learning Program

What happens to the work done when the displacement of a body is at right angles to the direction of force acting on it? explain your answer.

If you applied a force at right angles to the motion, you would turn the velocity to the direction of the force.If you have a rock on a string, and give it a few whirls around, the applied force (tension of the string) is always at right angles to the motion, and it goes in a circle.

If you applied a force at right angles to the motion,
you would turn the velocity to the direction of the force.
If you have a rock on a string, and give it a few whirls around,
the applied force (tension of the string) is always at right angles to the motion, and it goes in a circle.