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

Photo diode detects.

Question # 2

NAND gate represented by:

Question # 3

For rectification we use.

Question # 4

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

Question # 5

The device which are required to convert various physical quantities into electric voltage are called.

Question # 6

Greater concentration of impurity is added in.

Question # 7

For normal use:

Question # 8

The input resistance of an op amplifier is.

Question # 9

A transistor has parts:

Question # 10

The potential difference across the depletion region of germanium is.

Question # 11

Photodiode is used for:

Question # 12

Photo diode is used for detection of.

Question # 13

_______ is the building block of every electronic circuit.

Question # 14

The output voltage of a rectifier is.

Question # 15

A transistor has:

Question # 16

The output of two input is zero only when its.

Question # 17

In a certain circuit, IB = 40 µA, IC = 20 mA

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18th Chapter

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 A transistor has:
A. Two regions
B. Three regions
C. Single regions
D. Four regions
2 Transistor was invented by:
A. Bardeen
B. Micheal faraday
C. Lenz
D. Newton
3 An expression for gain of an inverting amplifier is
C. (R1R2)
D. None of these
4 A photo diode can turn its current ON and OFF in
A. Micro seconds
B. Mega seconds
C. Nano seconds
D. Mili seconds
5 Depletion region carries.
A. -ve charge
B. +ve charge
C. Ions
D. No charge
6 X=A+B is the mathematical notation for.
A. OR gate
B. NOR gate
C. NAND gate
D. AND gate
7 Which diode works at reverse biasing.
A. LED
B. Photo voltaic cell
C. Photo diode
D. Silicon diode
8 Transistors are made from
A. Plastics
B. Metals
C. Insulator
D. Doped semi conductors
9 Truth table of logic function.
A. Summarize its output values only
B. Tabulates all its input conditions only
C. Display all its input and output possibility
D. Is not base on logic algebra
10 One use of a single p-n junction semiconductor in an electrical circuit is a
A. Rectifier
B. Transistor
C. Battery
D. Diode

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