Electronics

1. The flow of current in conductors is by movement of electrons. True or False?

Question 1 of 25

2. Which of the following is an example of a pure semi-conductor?

Question 2 of 25

3. Which of the following statement is INCORRECT about conductors?

Question 3 of 25

4. Why is the impurity element in the N-type semi-conductor referred to be having Donor atoms?

Question 4 of 25

5. Mention the 2 types of extrinsic semi-conductors

Question 5 of 25

6. An impure semi-conductor is called?

Question 6 of 25

7. Which of the following statement is CORRECT about insulators?

Question 7 of 25

8. Define Rectification

Question 8 of 25

9. The N-type semi-conductor is formed by?

Question 9 of 25

10. In a P-N junction when the P type region is connected to the negative and the N-type region to the positive terminal of an external cell or battery. It is said to be:

Question 10 of 25

11. In a P-N junction when the P type region is connected to the positive and the N-type region to the negative terminal of an external cell or battery. It is said to be:

Question 11 of 25

12. Which of the following statement is INCORRECT about the P-type semi-conductor?

Question 12 of 25

13. Which of the following statements is CORRECT about forward biasing?

Question 13 of 25

14. Which of the following statements is INCORRECT about reverse biasing?

Question 14 of 25

15. Mention the 2 types of Rectification

Question 15 of 25

16. Doping is the act of adding small quantities of impurities to a pure semi-conductor to enhance its conductivity. True or False?

Question 16 of 25

17. Which of the following statements is CORRECT about Intrinsic semi-conductors?

Question 17 of 25

18. State the energy band theory

Question 18 of 25

19. The energy gap between the conduction and valence bands is called?

Question 19 of 25

20. A pure semi-conductor is called?

Question 20 of 25

21. Mention the most important bands in electronics

Question 21 of 25

22. Which of the following statements is CORRECT about N-type semi-conductors?

Question 22 of 25

23. Which of the following statements is CORRECT about semiconductors?

Question 23 of 25

24. The electrical resistance of semi-conductors reduces with an increase in temperature. True or False?

Question 24 of 25

25. The region occupied by the uncovered fixed ion in P-N junction is called?

Question 25 of 25