Second Year Physics Chapter 18 Online MCQ Test for 2nd Year Physics Chapter 18 Electronics Preparation

FSC Part 2 Physics
Chapter 18 Test

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Physics FSC Part 2 Chapter 18 Online MCQ's Test

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Question # 1

The central region of a transistor is called.

Question # 2

Base of transistor is of order:

Question # 3

Photodiode is used for:

Question # 4

In a transistor, collector current is controlled by:

Question # 5

Which component of the transistor has greater contrition of impurity.

Question # 6

OR gate is represented by:

Question # 7

The term invertor is used for.

Question # 8

The average gap for Germanium at 0K is

Question # 9

The sensor of light is.

Question # 10

In a transistor, collector current is controlled by:

Question # 11

The mathematical symbol for NOR operation is

Question # 12

The output of two input is zero only when its.

Question # 13

NAND gate represented by:

Question # 14

Transistor was discovered by

Question # 15

For normal use:

Question # 16

For normal transistor the emitter current can be given by

Question # 17

Minimum number of semi conductor diodes required for full wave rectification are.

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FSC Part 2 Physics Chapter 18 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The semi conductor diode has the property of
A. Two way conduction
B. Zero conduction
C. One way conduction
D. Amplification
2 Output resistance of an op amp is
A. High
B. Low
C. Zero
D. Equal to input resistance
3 Which device is used as a rectifier?
A. Capacitor
B. Transistor
C. Diode
D. Transformer
4 A PN junction can not be sued a.
A. Rectifier
B. Amplifier
C. Detector
D. LED
5 For normal transistor the emitter current can be given by
A. IE = IC
B. IE = IC + IB
C. IE = IB
D. None of these
6 Conversion of A.C into D.C is called:
A. Compton effect
B. Rectification
C. Amplification 
D. Pair production
7 Depletion region carries.
A. -ve charge
B. +ve charge
C. Ions
D. No charge
8 The input resistance of an op amplifier is.
A. Low
B. High
C. Zero
D. Equal to output resistance
9 When transistor are used in digital circuits they usually operate in the :
A. Active region
B. Break down region
C. Saturation & cutoff regions
D. Linear region
10 X=A+B is the mathematical notation for.
A. OR gate
B. NOR gate
C. NAND gate
D. AND gate

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