MDCAT Physics MCQ #613

A circuit has a total resistance of 20Ω and a total current of 2A. What is the potential difference across the circuit?

MDCAT Physics MCQ #613

  1. Question 1

    Q1. A circuit has a total resistance of 20Ω and a total current of 2A. What is the potential difference across the circuit?

    • A) 20V
    • B) 40V
    • C) 60V
    • D) 80V

    Answer: 60V

    Explanation: Potential difference is directly proportional to current and total resistance.