engineering physics MCQ #1881

A transistor has a current gain of 30. If the collector resistance is 6 kΩ, input resistance is 1 kΩ, the voltage gain is

engineering physics MCQ #1881

  1. Question 1

    Q1. A transistor has a current gain of 30. If the collector resistance is 6 kΩ, input resistance is 1 kΩ, the voltage gain is

    • A) 120
    • B) 150
    • C) 180
    • D) 200

    Answer: 180

    Explanation: Voltage gain = β * (Rc / Ri) = 30 * (6 kΩ / 1 kΩ) = 180.