PTS Physics Mcqs Online Test 7

Slope of work time graph is equal to?

An elevator weighing 3.5 x 10-6 N is raised to a height of 1000 m in the absence of friction, the work done is?
 

Which of the following types of force can do no work on the particle on which it acts?
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Proton electron neutron and a particles have same momentum. Which of them have highest K.E?
 

If a body a mass of 2 kg is raised vertically through 2m, then the work done will be?

The average power and instantaneous power become equal if work is done at?

Work done will be maximum if the angle between the force F and displacement d is?

The relation between horse power and watt is?

When a force is parallel to the direction of motion of the body, then work done on the body is?

A field in which the work done in a moving a body along closed path is zero is called?