Question # 1

In a certain circuit, I_{B = 40 µA,}I_C= 20 mA

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450 amp

0.45 amp

5 m amp

500 amp

Automatic function of street light can be done by the use of.

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Inductor

Rectifier

Comparator

emf

The mathematical symbol for NOR operation is

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X = A . B

X = A + D

The central region of a transistor is called.

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Emitter

Collector

Base

Neutral

The open loop gain of the amplifier is order of.

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10⁶

10⁵

10⁷

10³

The gain of transistor amplifier depends upon

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Resistance connected with collector

Resistance connected with base voltage

Input voltage

Output voltage

The input resistance of an op amplifier is.

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Low

High

Zero

Equal to output resistance

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

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

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Filter

Amplifier

Resistor

Transistor

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Ics Part 2 Physics Chapter 7 Test Online MCQs With Answers

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