Q6. When a potential difference is applied across the ends of a uniform wire of length l and radius r, a current I flows in the wire. If same potential difference is applied to the ends of another wire of the same material but of length 2l and radius 2r, the current in the wire is:Physics — Current Electricity — Question 6 of 484A. I/4B. 2IC. ID. I/2Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →