ANALOG ELECTRONICS QUIZ

A JFET can operate in

depletion mode only.

depletion and enhancement mode only.

none of these.

enhancement mode only.

TRUE ANSWER : ?
YOUR ANSWER : ?

Semiconductor Diode is used as

an amplifier

a rectifier

a modulator

an oscillator

TRUE ANSWER : ?
YOUR ANSWER : ?

The gate controls

the gate voltage.

the drain current.

the width of the channel.

all of them.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not a sinusoidal oscillator?

RC phase shift oscillator

Relaxation oscillator

LC oscillator

Crystal oscillator

TRUE ANSWER : ?
YOUR ANSWER : ?

Depending upon the switching recovery time and on state drop, the power diodes are types

Fast recovery, Schottky.

General purpose, fast recovery and schottly.

None of these.

General purpose, fast recovery.

TRUE ANSWER : ?
YOUR ANSWER : ?

When a junction diode is Forward Biased the thickness of the depletion region is................

Smaller

Medium

Not determine

Larger

TRUE ANSWER : ?
YOUR ANSWER : ?

Field effect transistor (FET) operates on

on both majority and minority carriers.

positive charged ions only.

majority carriers only.

minority carries only .

TRUE ANSWER : ?
YOUR ANSWER : ?

The effective channel length of a MOSFET in a saturation decreases with increase in

Gate voltage

Source voltage

Drain voltage

Body voltage

TRUE ANSWER : ?
YOUR ANSWER : ?

The arrowhead on the transistor symbol points in the direction of

majority carrier flow in the emitter region.

conventional electric current flow in the emitter region.

electron flow in the emitter region.

minority carrier flow in the emitter region.

TRUE ANSWER : ?
YOUR ANSWER : ?

The opamp can amplify

AC signals only.

both AC and DC signals.

DC signals only.

neither AC not DC signals.

TRUE ANSWER : ?
YOUR ANSWER : ?

↑