What is a transistor ?
i)What is a transistor ?
ii) In an n-p-n transistor, how does the p-region act?

A n-p-n transistor conducts when

The number of terminals in n-p-n transistor is

Regarding transistor what is not correct.

What is active region for transistor?

The ac current gain of a transistor is 120. What is the change in the collector current in the transistor whose base current changes by 100 muA ?

Statement-I : For faster action, n-p-n transistor is used Statement-II : In n-p-n transistor, the mobility of majority charge carries is more.

The symbol of p-n-p transistor is

When N-P-N transistor is used as an amplifier-

What is beta value for transistor whose alpha=0.98 ?

(a) Differentiate between three segments of a transistor on the basis of their size and level of doping. (b) How is a transistor biased to be in active state? (c) With the help of a necessary circuit diagram, describe briefly how n-p-n transistor in CE configuration amplifies a small sinusoidal input voltage. Write the expression for the ac current gain.