Class amplifiers are normally operated in a push-pull configuration in order to produce an output that is a replica of the input.

Related MCQs

• Power amplifiers handle signals compare to voltage amplifiers.
• In class B power amplifiers, the output signal varies for of the cycle.
• Class C amplifiers are used as
• Class-C amplifiers are almost always
• Power amplifiers primarily provide sufficient power to an output load, typically from to .
• In power amplifiers, the output signal varies for a full 360º of the cycle.
• amplifiers primarily provide sufficient power to an output load to drive a speaker from a few watts to tens of watts.
• An emitter-follower amplifier has an input impedance of 107 kΩ. The input signal is 12 mV. The approximate output voltage is (common-collector)
• 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 ratio output rms power in watts to the input dc power in watts in the different amplifier class is called .