Q179. A wire has a resistance of 5.5 0 at 19oC and 21.5 0 at 200oC. Find the temperature coefficient of resistivity(a) of the material. Physics — Current Electricity — Question 179 of 484A. 0.016 per degree celsius B. 32 per degree celsius C. 0.018 per degree celsius D. 0.00106 per degree Celsius Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →