GATE ECE
Analog Circuits
Power Amplifier
Previous Years Questions

Marks 1

The effect of current shunt feedback in an amplifier is to
Crossover distortion behavior is characteristic of
The circuit shown, the figure supplies power to on 8 v speaker or L.S. The vaLUES OF $${I_C}$$ and $${V_{CE}}$$ for this ciruit will be ...
A power Amplifier delivers 50 W output at 50% efficiency. The ambient temperature is 25$$^\circ $$ C. if the maximum allowable junction temperature is...
A class-A transformer coupled, transistor power Amplifier is required to deliver a power rating of the transistor should not be less than.
In a transistor push-pull Amplifier

Marks 2

A regulated power supply, shown in figure below, has an unregulated input (UR) of 15 volts and generates a regulated output V $$_{out.}$$ .Use the com...
A regulated power supply, shown in figure below, has an unregulated input (UR) of 15 volts and generates a regulated output V o u t . out. .Use the c...
In case of class A amplifiers, the ratio (efficiency of transformer coupled amplifier)/(efficiency of a transformer less amplifier ) is
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