A locomotive exerts a force of 7500N and pulls a train by 1.5km .the work done by the locomotive in mega joule is?

A block of mass 5.0 kg slides down an incline of inclination 30^0 and length 10 m. The work done by the force of gravity (in joule) is

A force of 10N is applied to a stationary mass of 25kg. The work done in the 1st second is given by

A man exerts a force of 200N in pulling a cart at a constant speed of 16m//s Calculate the power spent by the man.

A 1000 kg engine pulls a train of 4 wagons each of 2500 kg along a horizontal railway track . If the engine exerts a force of 50000 N on wagons and track offers force of friction 10000 N, then calculate (i) The net accelerating force (ii) The acceleration of the train (iii) The force of wagon -1 on wagon - 2

One end of a fixed spring is pulled by an average force of 10N through a distance of 5cm , find the work done by the spring.