A diver of mass 50 kg jumps from 10 m high diving board. Find : The diver velocity at hitting the water surface. The water resistance to the motion of the diver if his motion ends at 2.45 m deep in water. (g=9.8m/s^2)​

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.