What is the mass of a child in a wagon that has a velocity of 10 m/s and a Momentum of 30 KG* M/S P=MXV

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Rohit is trying to tune an instrument

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.