OK ... i figured out the momentum, however i need help with find the mass. anyone know how?
What is the momentum of a 0.33 nm X-ray photon?
2.009E-24 kg · m/s
What is its effective mass?
_________ kg
thanks :biggrin: :biggrin:
can anybody explain how to find electric field? :confused: my math isn't working out for me and i keep getting my answers wrong.
A moving rod is 13.2 cm long and generates an emf of 120 mV while moving in a 0.97 T magnetic field.
What is the electric field in the rod?
thanks :cool: