MDCAT Physics MCQ #747

A circuit has a voltage drop of 10 V across a 20 ohm resistor. What is the current through the resistor?

MDCAT Physics MCQ #747

  1. Question 1

    Q1. A circuit has a voltage drop of 10 V across a 20 ohm resistor. What is the current through the resistor?

    • A) 0.5 A
    • B) 1 A
    • C) 2 A
    • D) 3 A

    Answer: 1 A

    Explanation: Current flows through a fixed resistance, dropping voltage.