Un-Answered Questions { Electronics Communications }

Define what is meant by operating point?

584


What is a lissajous pattern?

612


What is meant by the deflection sensitivity of a cro?

665


What is the mechanism by which conduction takes place inside the semiconductor?

670


What is a transducer and transponder?

639


What is sweep time?

583


Define diffusion current in a semiconductor.

631


Define what is a rectifier?

622


Define what is the mechanism by which conduction takes place inside the semiconductor?

630


Explain how zener diode maintains constant voltage across the load?

575


Define what is the difference between active and passive filters?

1399


Can a transistor be obtained by connecting tow semiconductor diodes back-to-back?

806


What do you understand by ammeter shunt?

648


What are the charge carriers in p-type and n-type semiconductors?

574


Explain what does the arrow head represent in the schematic symbol of a p-n junction?

655