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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.

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

This online test contains MCQs about following topics:.

- 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

FSC Part 2 Physics Ch 18 Test
ic

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

Sr. # Questions Answers Choice
1 the number of terminals in a semiconductor diode are
  • A. 2
  • B. 3
  • C. 4
  • D. 5
2 The symbol of p-n-p transistor is
  • A.
  • B.
  • C.
  • D.
3 Conversation of only one half of A.C. into D.C. is called.
  • A. Half wave amplification
  • B. Wave amplification
  • C. Half wave electrification
  • D. Half wave rectification
4 The P.D develop in case of germanium is:
  • A. 0.3
  • B. 0.7
  • C. 0.5
  • D. 0.9
5 For automatic Switching of streetlight, the op amplifier is used as.
  • A. Inductor
  • B. Converter
  • C. Comparator
  • D. Thermistor
6 The potential barrier for silicon is.
  • A. 0.7 V
  • B. 0.5 V
  • C. 0.3 V
  • D. 0.9 V
7 NAND gate represented by:
  • A. X = A. B
  • B. X = A+B
  • C. X= A.B
  • D. X=|A+B|
8 Which one has greater cone of impurity among all:
  • A. Emitter
  • B. Base
  • C. Collector
  • D. All are pure
9 A light emitting diode emits light only when
  • A. Reverse biased
  • B. Forward biased
  • C. Unbiased
  • D. None of these
10 Which component of the transistor has greater contrition of impurity.
  • A. Base
  • B. Emitter
  • C. Collector
  • D. Emitter and collector

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