Module 4 B2

Module 4 B2  quiz contains 40 question based on the syllabus for module 4 examination for B2 category.

The time limit for the quiz is 50 min.

The number of attempts allowed are unlimited.

All the best.

1. 
ICs are generally made of

2. 
An SCR is made of

3. 
A pentavalent impurity has ........ valence electrons

4. 
Which one of the following is correct

5. 
What is gain formula for inverting amplifier?

6. 
The stabilization of operating point in potential divider method is provided by

7. 
The most commonly used semiconductor material is

8. 
The number of diode in half wave rectifier is

9. 
The varactor is usually

10. 
In servomechanism feedback can be classified as

11. 
What is pin number of three in IC 741

12. 
The disadvantage of Base resistor method of transistor biasing is that it

13. 
The capacitance of a varactor diode increases when reverse voltage across it

14. 
An advantage of a common emitter is

15. 
When an input voltage of 1V is applied to an op-amp having Av=10^6 and bias supply of +15V,the output voltage is

16. 
The normal way to turn on an SCR is by

17. 
The leakage current in CE arrangement is....... that in CB arrangement

18. 
Red LED is made of

19. 
Transistor Biasing is generally provided by a

20. 
An SCR is made of silicon and not germanium because silicon

21. 
The maximum efficiency of full wave rectification is

22. 
In an npn transistor, ....... are the minority carriers

23. 
Servomechanism are classified on the basis of

24. 
A non-inverting op-amp

25. 
Velocity feedback

26. 
The reverse current in a diode is of the order of

27. 
E and I is a transformer which is used in servomechanism system for the purpose of

28. 
A semiconductor has ........ temperature coefficient of resistance

29. 
The output impedance of a transistor connected in ......... arrangement is the highest

30. 
Which mode of operation provides the best high frequency response?

31. 
A zener diode utilises ........ characteristic for its operation

32. 
In a toroidal resistance transmitter indicator system, the power supply is connected to

33. 
The input impedance of a transistor is

34. 
The input offset current is usually

35. 
In servomechanism with positive feedback the returning signal

36. 
A hysteresis servo motor is used in a servomechanism because

37. 
The common-mode rejection ratio is

38. 
An SCR behaves as a ............... switch

39. 
Device which converts one form of energy into another form is called ?

40. 
The rotor of a desynn indicator is

3 thoughts on “Module 4 B2”

  1. Hi

    We like to keep it like a quiz so we don’t disclose the answers

    if you have doubts you can send a message I will reply back with your doubts Since I teach at an AME clc as well

    I hope you would have passed mod 4 this time

Leave a Reply

Your email address will not be published. Required fields are marked *