EME 1

The materials used to make a transistor are

• Metals

• Dielectrics

• Semiconductors

• Superconductors

In a PNP transistor, the input junction should be

• Forward biased

• Reverse biased

• No biasing

• Negative biasing

The number of digits in a decimal number system is

• 2

• 10

• 9

• 16

The number of outputs for a full adder

• 1

• 2

• 3

• 4

If A=1, B=1, then A XOR B =

• 0

• 1

The gap between the conduction band and valency band of a material is called

• forbidden gap

• Depletion region

• forbidden region

• junction

Zener diode can be used as a voltage stabiliser in

• Active region

• Saturation region

• breakdown region

The unit for current

• Ampere

• Milli ampere

• Micro ampere

• Volt