MDCAT Physics MCQ #609

A 1A current flows through a wire of cross-sectional area 0.1cm². What is the drift velocity of electrons?

MDCAT Physics MCQ #609

  1. Question 1

    Q1. A 1A current flows through a wire of cross-sectional area 0.1cm². What is the drift velocity of electrons?

    • A) 0.1m/s
    • B) 0.01m/s
    • C) 0.001m/s
    • D) 0.00001m/s

    Answer: 0.1m/s

    Explanation: Drift velocity is directly proportional to current and inversely proportional to area.