18th Chapter

FSC Part 2 Physics Chapter 18 Online Test MCQ's

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

FSC Part 2 Physics
Chapter 18 Test

Start Chapter 18 Test

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

Sr. # Questions Answers Choice
1 Greater concentration of impurity is added in.
  • A. Base
  • B. Emitter
  • C. Collector
  • D. LED
2 Base of transistor is of order:
  • A. 10<sup>-11</sup>m
  • B. 10<sup>6</sup>m
  • C. 10<sup>-8</sup>m
  • D. 10<sup>-6</sup>m
3 The term invertor is used for.
  • A. NOR gate
  • B. XNOR gate
  • C. NAND gate
  • D. NOT gate
4 The circuit of full wave rectification consist of
  • A. Three diodes
  • B. Four diodes
  • C. Two diodes
  • D. One diode
5 The output from a full wave rectifier is
  • A. An ac voltage
  • B. A dc voltage
  • C. Zero
  • D. A pulsating unidirectional voltage
6 Rectification is the process of converting.
  • A. D.C. into A.C.
  • B. A.C. in to D.C.
  • C. Low signal to high
  • D. High signal to low
7 The mathematical symbol for NOR operation is
  • A.
  • B. X = A . B
  • C. X = A + D
  • D.
8 The average gap for Germanium at 0K is
  • A. 1.12 ev
  • B. 0.02 ev
  • C. 6.72 ev
  • D. 7.2 ev
9 For rectification we use.
  • A. Transformer
  • B. Diode
  • C. Choke
  • D. Generator
10 Minimum number of semi conductor diodes required for full wave rectification are.
  • A. 1
  • B. 2
  • C. 3
  • D. 4

Top Scorers of Physics FSC Part 2 Chapter 18 Online MCQ's Test

A

Aneela

Lahore21 - Apr - 2025

17/17
01 Mins 55 Sec
A

Abdullah Akram

Lahore11 - Jun - 2025

16/17
01 Mins 12 Sec
A

Abdullah Akram

Lahore11 - Jun - 2025

16/17
01 Mins 24 Sec
A

Aneela

Lahore21 - Apr - 2025

16/17
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Abdullah Akram

Lahore11 - Jun - 2025

16/17
01 Mins 33 Sec
A

Abdullah Akram

Lahore11 - Jun - 2025

16/17
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A

Aneela

Lahore21 - Apr - 2025

16/17
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Z

Zain Sohail Sohail Akhter

Lahore03 - May - 2025

16/17
03 Mins 41 Sec
M

Mubashir Hossan

Lahore04 - May - 2025

16/17
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A

Alisha Amjad

Lahore01 - Jun - 2025

16/17
04 Mins 58 Sec
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Ahmad Ali

Lahore11 - Apr - 2025

16/17
07 Mins 27 Sec
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Aneela

Lahore21 - Apr - 2025

15/17
01 Mins 21 Sec
A

Aneela

Lahore21 - Apr - 2025

15/17
01 Mins 42 Sec
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Sadia

Lahore13 - Apr - 2025

15/17
02 Mins 02 Sec
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Saliha Masood

Lahore03 - May - 2025

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