Each of the following statement describes a force acting. Which force is causing work to be done ?

Which of the following statements is true for work done by conservative forces :–

(a) Which of the following does the most work : a force of 3N acting through a distance of 3 m or a force of 4N acting through a distnace of 2m? (b) How much work is done by the centripetal force?

What causes force to act?

What causes force to act?

In which of the following, the work done by the mentioned force is negative ? The work done by

In which of the following cases no work is done by the force?

In which of the following cases no work is done by the force?

State the following statements as true or false. a. The work done by a force on a body is equal to the dot product of the force and displacement of the body. b. Instantaneously, work is not defined. c. When several forces act on a body, the total work is the same as the work done by their resultant.

State the following statements as true or false. a. The work done by a force on a body is equal to the dot product of the force and displacement of the body. b. Instantaneously, work is not defined. c. When several forces act on a body, the total work is the same as the work done by their resultant.

Is it possible that a body be in accelerated motion under a force acting of the body, yet, no work is being done by the force ? Give example.