In an amplifier , the coupling capacitors are employed for _____.

Which is a general purpose operational amplifier?

Which devices uses negative feedback?

The voltage gain of an amplifier without feedback is 60dB. It decreases to 40dB with feedback. What will be the feedback factor?

The alpha of a transistor is _____.

In a complementary – symmetry amplifier, both transistors are used in the ____ configuration/s

In a negative feedback circuit , the feedback factor is always between _____.

How much power is dissipated in the individual transistor of a Class-B push-pull amplifier if Vcc=20V and R1=4Ω (primary resistance)

Which amplifiers has the highest efficiency?

Both positive and negative feedbacks are employed in _____.

An emitter follower is found to have a voltage gain of 0.99. What would be the value of ß for its transistors?