Punjab 12th Class Physics Chapter 7 Electronics Mcqs Test Online

Total Question
6 Questions
Total Marks
12 Marks
Total Time
6 Minuts
Test Help For ::

12th Class Physics Promotion Test
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Test Name



Ch. 7 # Electronics

Subject



Physics (12th Class)

Test Type



MCQs


Punjab 12th Class Physics Chapter 7 Electronics Mcqs Test Online

Punjab 12th Class Physics Chapter 7 Electronics Mcqs Test Online

 

Question 1 of 6

Physics

1. Most of the electrons in the base of an NPN transistor flow:
1.
2.
3.
4.

Question 1 of 6

Question 2 of 6

2. In a transistor, collector current is controlled by:
1.
2.
3.
4.

Question 2 of 6

Question 3 of 6

3. When transistors are used ion digital circuit they usually operate in the:
1.
2.
3.
4.

Question 3 of 6

Question 4 of 6

4. Improper biasing of a transistor circuit produces:

1.
2.
3.
4.

Question 4 of 6

Question 5 of 6

5. In an N-type silicon, which of the following statement is true:
1.
2.
3.
4.

Question 5 of 6

Question 6 of 6

6. The reverse saturation current in a PN junction diode is only due to:

1.
2.
3.
4.

Question 6 of 6


 

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