Important Question Bank (Unit-II)

 

Important Question Bank (Unit-II)

 

 

BJT: 5-Mark / Descriptive Questions

1.     Draw the construction diagram and explain the operation of BJT in detail?

2.     Draw the V-I Characteristics of BJT in common emitter configuration and explain in detail?

3.     How we can use BJT as a switch? Explain in detail?

4.     How we can use BJT as a amplifier in CE mode? Explain in detail?

5.     Compare CB, CE and CC configurations.

6.     Explain relation between emitter, base and collector currents.

7.     Explain the current parameters in BJT.

8.     All numerical based on Alpha, Beta and Collector, Emitter, Base Currents.

BJT: 1 Marks Question

1) Define a Bipolar Junction Transistor.

2) Name the two types of BJTs.

3) What are the three terminals of a BJT?

4) Define current gain β.

5) What is the active region of a BJT?

6) What biasing is required for a BJT to act as a switch?

7) What is CE configuration?

8) What is the significance of input characteristics in CE mode?

9) Define α (alpha).

10) Write relation between α and β.

11) What is saturation in BJT?

12) Why is CE configuration most widely used?

13) Which region is used for amplification?

14) What is cutoff region?

15) What is collector current?

 

 

 

 

 

 

 

MOSFET: 5 Marks Question

9.     Draw the construction diagram and explain the operation of Enhancement type MOSFET in detail?

10.Draw the V-I Characteristics of E-MOSFET and explain in detail?

11.Explain drain and transfer characteristics of MOSFET in detail.

12.How we can use E- MOSFET as a switch? Explain in detail?

13.How we can use E-MOSFET as a amplifier in CE mode? Explain in detail?

14.Explain MOSFET working in cutoff, triode and saturation regions.

15.Compare BJT and MOSFET

MOSFET: 1 Marks Question

1) Expand MOSFET.

2) Name the two main types of MOSFET.

3) What is gate oxide?

4) Define threshold voltage (Vth).

5) What are the three terminals of MOSFET?

6) MOSFET is voltage controlled – True/False?

7) What is pinch-off?

8) Define drain current (ID).

9) What is enhancement mode MOSFET?

10) What is depletion mode MOSFET?

11) Which MOSFET region is used for amplification?

12) What is MOSFET saturation region?

13) Write two application of MOSFET.

14) Name the MOSFET used for high power switching.

15) Write two advantages of MOSFET over BJT.