Homework Statement
beam of protons moving in +x direction at speed v
electric field is perpendicular to magnetic field
magnetic field in +y direction
no deflection
What direction/sign has the electric field?
Homework Equations
not looking for numerical solutions
The Attempt at a Solution...
Hi this isn't my homework, but it is taken from a worksheet for a Maths course(trying to refresh my rusty math), so I hope it fits in here.
1. Homework Statement
two cylindrical polar vectors with same origin:
P(2,55°,3); Q(4,25°,6) units in m
Homework Equations
a) Express in cartesian...