Q15. A copper wire has resistances 10 ohms and 20 ohms at temperature 0 C and 10 C respectively. What is the temperature coefficient of the copper wire?Physics — Current Electricity — Question 15 of 484A. 0.1 K-1B. 0.02 K-1C. 0.01 K-1D. 0.2 K-1Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →