Common Base Amplifier Quiz Questions and Answers PDF Download eBook - 40

MCQ: With high output resistance applications emitter follower is known as

1. buffer
2. switch
3. amplifier
4. comparator

MCQ: If you are checking a 60 Hz full - wave bridge rectifier and observe that the output has a 60 Hz ripple

1. the filter capacitor is leaky
2. the transformer secondary is shorted
3. there is an open diode
4. the circuit is working properly

MCQ: When the RMS output voltage of a bridge full wave rectifier is 20 V, the peak inverse voltage across the diodes is (neglecting the diode drop)

1. 28.3 V
2. 20 V
3. 40 V
4. 56.6 V

MCQ: The difference in energy between the valance band and conduction band is called

1. Energy gap
2. Band gap
3. Conduction gap
4. Both a and b

MCQ: The value of gate to source voltage that makes Id approximately zero is called

1. breakdown
2. cutoff voltage
3. pinch off volatge
4. load voltage