BASIC ELECTRONICS 2nd Sem Exam/ECE/CSE/IT/EEE/Dec 2017
Basic Electronics Diploma Solved Paper Dec 2017
SECTION-A
Q1. Fill in the Blanks 15×1=15
- The input impedance of a FET is Larger than that of BJT.
- ICEO =(1 + ß) ICBO
- The process of adding impurities is called Doping.
- The turn on voltage in a silicon diode is 0.7 V
- A zener diode is always operated in Zener Breakdown Region.
- Holes are Minority carriers in N-type Semiconductor.
- When the gate terminal of MOSFET is positive it is said to operate in E-Mode.
- The unit of hie is Ohm.
- In a transistor there are Two PN Junctions.
- The point of intersection of dc and ac load line is called Q-Point or Operating Point.
SECTION-B
Q2. Attempt any five questions. 5×6=30
- What is ripple factor? How it can be minimized?
- Explain zener diode as a voltage Regulator ?
- Explain intrinsic and extrinsic Semiconductor ?
- Give construction and working of MOSFET ?
- Explain the working of half wave Rectifier ?
- Draw the circuit diagram of CE amplifier. Explain Briefly ?
- What do you mean by h parameters of a transistor? Explain briefly
SECTION-C
Q3. Attempt any three questions. 3×10=30
- Explain construction of NPN transistor. Explain how it can be used as
- Discuss energy band structure for insulators, semiconductors and
- Write a short note on (any two)
- Filter circuits
- AC and DC load line
- Avalanche breakdown
- What are various transistor biasing circuits? Compare their advantages and Diadvantages ?
- With the help of a diagram, explain the working of a Bridge Type Full wave Rectifier ?
Section a FILL IN THE BLANKS bASIC ELECTRONICS DEC 2017 DIPLOMA paper
The input impedance of a FET is Larger than that of BJT.
ICEO =(1 + ß) ICBO
The process of adding impurities is called Doping.
The turn on voltage in a silicon diode is 0.7 V
A zener diode is always operated in Zener Breakdown Region.
Holes are Minority carriers in N-type Semiconductor.
When the gate terminal of MOSFET is positive it is said to operate in E-Mode.
The unit of hie is Ohm.
In a transistor there are Two PN Junctions.
The point of intersection of dc and ac load line is called Q-Point or Operating Point.
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Section B : Basic electronics be PAPER dec 2017 PAPER
Ripple factor? How it can be minimized.
Zener diode as a voltage Regulator
Intrinsic and Extrinsic Semiconductor ?
Construction and working of MOSFET
Working of half wave Rectifier
Circuit diagram of CE amplifier.
h parameters of a transistor
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Section c solved bASIC ELECTRONICS BE DIPLOMA paper DEC 2017
Explain construction of NPN transistor
Energy band structure for insulators, semiconductors and Conductors.
Write a short note on (any two)
- Filter circuits
- AC and DC load line
- Avalanche breakdown
Various transistor biasing circuits
Compare their advantages and Disadvantages
Explain the working of a Bridge Type Full wave Rectifier