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18th Chapter

12th Class Physics Chapter 18 Test

Here you can prepare 12th Class Physics Chapter 18 Electronics Test. Click the button for 100% free full practice test.

2nd Year Physics Chapter 18 Online MCQ Test for 12th Class Physics Chapter 18 (Electronics)

This online test contains MCQs about following topics:

- Brief Review of p-n Junction and its Characteristics
- Rectification
- Specially Designed p-n Junction
- Transistors
- Transistor as an Amplifier
- Transistor as a Switch
- Operational Amplifier
- OP-AMP as Inverting Amplifier
- OP-AMP as Non-Inverting Amplifier
- OP-AMP as a Comparator
- Comparator as a Night Switch
- Digital Systems
- Fundamental Logic Gates
- Other Logic Gates
- Applications of Gates in Control Systems

Ics Part 2 Physics Chapter 18 Test
ic

2nd Year Physics Chapter 18 Online MCQ Test for 12th Class Physics Chapter 18 (Electronics)

Sr. # Questions Answers Choice
1 A photo diode can turn its current ON and OFF in
  • A. Micro seconds
  • B. Mega seconds
  • C. Nano seconds
  • D. Mili seconds
2 _______ is the building block of every electronic circuit.
  • A. Semi conductor diode
  • B. Resistor
  • C. Capacitor
  • D. Amplifier
3 Transistors are made from
  • A. Plastics
  • B. Metals
  • C. Insulator
  • D. Doped semi conductors
4 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
5 Most of the electrons in the base of an NPN transistor flow:
  • A. Out of the base lead
  • B. Into the collector
  • C. Into the emit
  • D. Into the base supply
6 The mathematical symbol for NOR operation is
  • A.
  • B. X = A . B
  • C. X = A + D
  • D.
7 In a transistor, collector current is controlled by:
  • A. Collector voltage
  • B. Base current
  • C. Collector resistance
  • D. All of the above
8 The sensor of light is.
  • A. Transistor
  • B. LED
  • C. Diode
  • D. Light dependent resistance
9 The P.D develop in case of silicon is:
  • A. 0.7V
  • B. 0.3V
  • C. 0.5V
  • D. 0.9V
10 The semi conductor diode has the property of
  • A. Two way conduction
  • B. Zero conduction
  • C. One way conduction
  • D. Amplification

Top Scorers of Ics Part 2 Physics Chapter 7 Test Online

S

Shifa Shahid

Lahore10 - Sep - 2022

16/17
02 Mins 53 Sec
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Sobia Babar

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Dazzlee

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14/17
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Dazzlee

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Sana Khan

Lahore08 - Aug - 2022

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Dazzlee

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Shifa Shahid

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12/17
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Shifa Shahid

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12/17
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Lahore21 - Jul - 2022

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