Advertisements
Advertisements
प्रश्न
Write the expression for work done by a force.
Advertisements
उत्तर
Work done by applying force F is the product of the force applied on the body and distance moved by the body in the direction of force, work done = Force x distance moved in the direction of the force.
W = F × d
APPEARS IN
संबंधित प्रश्न
A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of the force (see the given figure). Let us take it that the force acts on the object through the displacement. What is the work done in this case?
The work done on an object does not depend on ______.
Is work done a scalar or a vector physical quantity?
An object is dropped from a height H. when is its
(i) P.E. maximum,
(ii) K.E. maximum,
(iii) P.E. = K.E.?
A body of mass 60 kg has the momentum 3000 kgm/s-1. Calculate: the speed of the body.
The weights of two bodies are 2.0 N and 2.0 kgf respectively what is the mass of each body?
A force of F = (5y + 20) `hat"j"` N acts on a particle. The work done by this force when the particle is moved from y = 0 m to y = 10 m is ______ J.
