AdmitMe
Physics · Current electricity

PhysicsCurrent electricityWAEC

The resistance of a wire is doubled when its

Show answer

Answer: C. length is doubled

R = ρL/A, so resistance is proportional to length.

An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.

Discussion

Ask about a step, share a shortcut, or explain it your way. Be kind; no links.

No comments yet. Be the first to explain it.

More Current electricity questions