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9th Chapter

10th Class G. Science English Medium Chapter 9 Test

Matric Part 2/10th Class General Science Chapter 9 MCQ Test With Answer for Chapter 9 (Basic Electronics)


This online test contains MCQs about following topics:

- Semi-conductors

- Satellite T.V

- Semi-conductor diode

- Computer

- Radio waves

- Analogue / digital converters

- Radio system

- Telecommunication

- Television

- Communication system

10th General Science Chapter Wise Test
(English Medium)

Click Here for General Science Urdu Medium Ch 9 MCQ Test

Matric Part 2/10th Class General Science Chapter 9 MCQ Test With Answer for Chapter 9 (Basic Electronics)

Sr. # Questions Answers Choice
1 Operation " 2+3" in computer performed by.
  • A. CU
  • B. CPU
  • C. ALU
  • D. None of these
2 the number of (101)<sub>10</sub> in decimal is equal to .......... inbinary.
  • A. 0101111
  • B. 0000101
  • C. 10101101
  • D. 1100101
3 Which of the following is an input device:
  • A. key board&nbsp;
  • B. printer
  • C. monitor&nbsp;
  • D. CPU&nbsp;
4 Electric signal is converted into digital signal by.
  • A. Key board
  • B. Monitor
  • C. Scanner
  • D. Modem
5 in binary system. 37 is written as.
  • A. 101101
  • B. 100101
  • C. 110011
  • D. 101011
6 Which of the &nbsp;following are electromagnetic waves:
  • A. sound&nbsp;
  • B. water waves&nbsp;
  • C. Ultrasound&nbsp;
  • D. light
7 Revolutionary charges have occur in last ............. years.
  • A. 30
  • B. 40
  • C. 50
  • D. 60
8 In Pure -semi conductors no free electrons are available to conduct electric current at.
  • A. Ordinary temperature
  • B. Low temperature
  • C. High temperature
  • D. None of these
9 The deficiency of elctrons in outermost shell of silicon atom is called.
  • A. Valent shell hole
  • B. Doping
  • C. Hole
  • D. None of these
10 The substances through which current can pass easily are called:
  • A. conductors&nbsp;
  • B. insulators&nbsp;
  • C. Semi - conductors&nbsp;
  • D. Non - Electrolytes&nbsp;

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