Count and compute

Exercise and reference answers

Questions

1. Answer

   0

   Question

   Work done by the magnetic force on a moving charge, in joules?

2. Answer

   2

   Question

   How many fields appear in the Lorentz force expression?

3. Answer

   90

   Question

   Angle in degrees between the magnetic force and v?

Instructions

Work it out, key the number in, then press enter.

Explanation