Caty

Nickles are made from a metal that is a mixture of nickle and copper. About how many nickles can be made if a 1 meter cubed block of this metal is melted down?

A 2.53-μC charged particle with a kinetic energy of 0.0929 J is fired into a uniform magnetic field of magnitude 0.147 T. If the particle moves in a circular path of radius 2.92 m, determine its mass.