2022 CAIE AS & A level October November Physics Paper 12 Q N 36 (9702/12/O/N/22) by Sajit C Shakya

Solution to 2022 CAIE AS & A level October November Physics Paper 12 Q N 36 (9702/12/O/N/22) by Sajit Chandra Shakya from Nepal Chapter - CURRENT ELECTRICITY A metal wire has resistance R. The wire is stretched so that its diameter decreases to 94.0% of the original diameter. The volume of the wire is unchanged. What is the resistance of the stretched wire? A 1.06R B 1.13R C 1.20R D 1.28R