Advertisements
Advertisements
प्रश्न
Work done by a force is equal to the product of ....... and ....
Advertisements
उत्तर
Applied force, displacement in the direction of the applied force.
APPEARS IN
संबंधित प्रश्न
If the power of a motor is 100 kW, at what speed can it raise a load of 50,000 N?
A stone of mass m is rotated in a circular path with a uniform speed by tying a strong string with the help of your hand. Answer the following questions
1) Is the stone moving with a uniform or variable speed?
2) Is the stone moving with a uniform acceleration? In which direction does the acceleration act?
3) What kind of force acts on the hand and state its direction?
Name the quality which is measured in eV
Name two places in india where electricity is generated from nuclear power plants.
What is the work done when the force on the object and the displacement of the object are perpendicular to each other?
In which one of the following cases is the work done more? When the angle between the direction of motion and that of the force is (i) 90° (ii) 0°.
How much force is applied on a body when 150 J of work is done in displacing the body through a distance of 10 m in the direction of the force?
A boy weighing 50 kgf climbs up from the first floor at a height of 3 m above the ground to the third floor at a height of 9 m above the ground. What will be the increase in his gravitational potential energy? (Take g = 10 N kg-1).
