If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is ____________? / Electrical Engineering Mcqs, Single Stage Transistor Amplifiers / By admin If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is ____________? A. 20 kΩ B. 2 kΩ C. 10 kΩD. 5 kΩ