Q128. What is the primary cause of heat production in a current-carrying conductor?Physics — NUST Mock By IBAGRADS 3 — Question 128 of 200A. Collisions of free electrons with one anotherB. High drift speed of free electronsC. Collision of free electrons with atoms or ions of the conductorD. High resistance valuePractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →