Related MCQs

• Comparatively, power amplifier has β.
• A coupling capacitor is
• A power amplifier is limited to use at one fixed frequency.
• Between the branch voltages of a loop the Kirchhoff s voltage law imposes
• A class A power amplifier uses transistor(s).
• An amplifier without feedback has a voltage gain of 50, input resistance is 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current-shunt negative feedback amplifier using the above amplifier with a feedback factor of 0.2 is
• The reflected impedance seen from one side of the transformer to the other side is .
• A class A amplifier dissipates power when the load is drawing maximum power from the circuit.
• The barrier potential across each silicon depletion layer is
• Kirchhoff's voltage law is related to