Google, IBM & Meta Certificates – 40% Off
One plan covers every Professional Certificate on Coursera.
Unlock All Certificates
Explore the fascinating behavior of electric fields as charged particles approach relativistic speeds in this 24-minute physics video. Begin with the fundamental concept of Coulomb's law for stationary charges and develop geometric intuition behind Gauss's law to understand the relationship between electric fields and their source charges. Progress through three levels of complexity: first examining stationary charges, then discovering how the electric field of a moving charge becomes "squished" along its direction of motion due to relativistic length contraction effects. Culminate with the most intriguing case of accelerating charges, where causality principles reveal how charged particles must radiate electromagnetic waves to communicate changes in their motion throughout the universe. Gain visual understanding of these concepts from high school through PhD level, with clear explanations of how electric fields transform as charges approach the speed of light and why accelerating charges produce electromagnetic radiation.
