BASIC ELECTRONICS

A transistor has …………………

• one pn junction

• two pn junctions

• three pn junctions

• four pn junctions

The base of a transistor is ………….. doped

• HEAVILY

• MODERATELY

• LIGHTLY

• NONE OF THE ABOVE

A transistor is a …………… operated device

• CURRENT

• VOLTAGE

• BOTH CURRENT AND VOLTAGE

• NONE

The Direction of the arrow represents the direction of ___________ when the diode is forward bias

• N Type material

• P type material

• PN Junction

• conventional current flow

At what voltage the diode can conduct for silicon material

The minimum number of diode required for center tap full wave rectifier

• 1

• 4

• 2

• 3

The circuit which is used for converting the weak signal to strong signal

• Rectifier

• Amplifier

• Oscillator

• Clamper

A circuit which produces a continuous, repeated, alternating waveform without any input

• RECTIFIER

• AMPLIFIER

• OSCILLATOR

• DIODE

The Maximum Efficiency of half wave rectifier is

• 20.4

• 40.6

• 81.2

• 10

The maximum amount of reverse voltage which can be applied on a diode before breakdown is reached

• Zener Voltage

• Peak Inverse Voltage

• Breakdown Voltage

• Threshold Voltage