Question # 1

In a transistor, collector current is controlled by:

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Collector voltage

Base current

Collector resistance

All of the above

Photo diode detects.

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Visible light

Radio waves

X rays

All of them

A transistor has parts:

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2

3

4

5

Pulsating output of full wave rectifier can be made smooth by using circuit called.

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Filter

Amplifier

Resistor

Transistor

The output voltage of a rectifier is.

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Smooth

Pulsating

Alternating

Per featly direct

The open loop gain of the amplifier is order of.

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10⁶

10⁵

10⁷

10³

A diode characteristics curve is a plot between

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Current and resistance

Voltage and time

Voltage and current

Current and time

A.C. can be converted into D.C. by

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An oscillator

Detector

An amplifier

Rectifier

The device which is used as amplifier and works with the negative feedback is.

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Operational amplifier

P-n-p transistor

n-p-n transistor

Transistor

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Physics ICS Part 2 Chapter 18 Online MCQ's Test MCQs With Answers

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