Work, Power and EnergyEasy
Question
A constant force F is applied to a body of mass m moving with initial velocity u. If after the body undergoes a displacement S its velocity becomes v, then the total work done is
Options
A.m[v2 + u2]
B.
[u2 + v2]
[u2 + v2]C.[v2 - u2]
[v2 - u2]D.m[v2 - u2]
More Work, Power and Energy Questions
A particle of mass m is moving in a circular path of constant radius r such that its centrip-etal acceleration ac is var...A ball is thrown from 10 m height vertically at speed v0 vertically down ward. In colliding surface of earth it looses 5...The potential energy of a particle in a force field is: , where A and B are positive constantsand r is the distance of p...The potential energy of a body of mass m is U = ax + by the magnitude of acceleration of the body will be : -...A box of mass m is initially at rest on a horizontal force of mg / 2 is applied to the box directed to the right. the co...