Analog Electronics Quiz-2

This is the Analog Electronics quiz vol-2 this is the second part of a more advanced level of Analog /Basic Electronics Quiz-1. This is a Quiz game for Practice, educational purposes, or Self-evaluation MCQs.

1. A Zener diode is used as a____

 
 
 
 

2. A half-wave rectifier circuit with a capacitive filter is connected to a 200 volts, 50 Hz ac line. The output voltage across the capacitor should be approximately

 
 
 
 

3. The filters created by using resistors(R) and capacitors(C) or inductors(L) and capacitors(C) are called_____

 
 
 
 

4. The forward current gain α is given by

 
 
 
 

5. A transistor has the base current equal to 20mA and collector current equal to 4.98 A, Calculate emitter current.

 
 
 
 

6. How many P-N junctions are there in a Zener diode?

 
 
 
 

7. According to Ohm’s law, if voltage increases and resistance stays the same, then ________

 
 
 
 

8. The value of β is given by the expression

 
 
 
 

9. The collector current in a transistor is controlled by

 
 
 
 

10. In a transistor which is the largest of all doped regions

 
 
 
 

11. PIV of a diode is usually______

 
 
 
 

12. In the internal structure of a MOSFET, a parasitic BJT exists between the

 
 
 
 

13. Which of the following terminals does not belong to the MOSFET?

 
 
 
 

14. In a half-wave or full-wave rectifier, the Peak Inverse Voltage of the rectifier is always

 

 
 
 
 

15. Three different Q points are shown on a dc load line. The upper Q point represents the:

 
 
 
 

16. Calculate the resistance for red-red-black

 
 
 
 

17. What is the color code for a 4.7 kΩ resistor with 5% tolerance?

 
 
 
 

18. What is the controlling parameter of a MOSFET

 
 
 
 

19. For a full-wave rectified sine wave, the form factor is

 
 
 
 

20. A _______ is the maximum voltage that a diode or other component can withstand safely in reverse biased direction.

 
 
 
 

21. A collector characteristic Curve-graph show

 
 
 
 

22. In a C-E configuration, an emitter resistor is used for:

 
 
 
 

23. A full wave Bridge rectifier makes use of _diodes

 
 
 
 

24. What is the loss the filter introduces to the signals in the passband called?

 
 
 
 

25. A MOSFET is a Transistor that combines _____&_______ technology.

 
 
 
 

26. Which of the following terminals does not belong to the MOSFET?

 
 
 
 

27. The forward voltage drop across a silicon diode is ______

 
 
 
 

28. C-B configuration is used to provide which type of gain?

 
 
 
 

29. How do we turn on a diac usually

 
 
 
 

30. An SCR is a ____ device.

 
 
 
 

31. What type of filter produces a predictable phase shift characteristic in all frequencies?

 
 
 
 

32. With a PNP circuit, the most positive voltage is probably:

 
 
 
 

33. . A Zener diode is always ______ biased.

 
 
 
 

34. For a single-phase supply frequency of 50 Hz, the ripple frequency in full-wave rectifier is

 
 
 
 

35. Which of these statements below shows that Power is directly Proportional to Voltage?

 
 
 
 

36. An RC coupling circuit is an example of what type of filter?

 
 
 
 

37. In a transistor amplifier, when the collector current increases, the collector voltage______

 
 
 
 

38. When a diode is reversed biased, and voltage is more than its PIV , then it results in ______

 
 
 
 

Question 1 of 38