9. Magnetic fields are produced by: a. All the answers are correct. b. time-varying electric fields. C. constant electri
Posted: Sun May 22, 2022 8:14 am
9. Magnetic fields are produced by: a. All the answers are correct. b. time-varying electric fields. C. constant electric currents. d. electrical currents that vary sinusoidally with time. 10. The magnetic force on a charged particle is always in the direction of its velocity. a. Real b. False