Exam Details
| Subject | fundamental of electronics circuits | |
| Paper | ||
| Exam / Course | diploma engineering | |
| Department | ||
| Organization | Gujarat Technological University | |
| Position | ||
| Exam Date | May, 2017 | |
| City, State | gujarat, ahmedabad |
Question Paper
1/2
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING SEMESTER -IV• EXAMINATION SUMMER 2017
Subject Code: 340901 Date: 29 -04 2017
Subject Name: Fundamental of Electronics Circuits
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make Suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use of programmable Communication aids are strictly prohibited.
5. Use of only simple calculator is permitted in Mathematics.
6. English version is authentic.
Q.1
Draw and explain full wave bridge rectifier circuit with necessary wave forms.
07
State different types of filter circuit. Explain filter in detail.
07
Q.2
State requirements of oscillator and draw the circuit and explain the working of Hartley oscillator.
07
State methods of cascading the amplifiers. Explain R-C coupled amplifier.
07
R-C
OR
State different methods of biasing. Explain voltage divider type bias.
07
Q.3
Draw and explain why transistor is normally used in CE connection mode as an amplifier?
07
Draw and Explain block diagram of S.M.P.S.
07
SMPS
OR
Q.3
Draw and explain block-diagram of CRO and state its applications.
07
Draw and explain the Schmitt triggering circuit with necessary wave forms.
07
2/2
Q.4
Comapre the Voltage and Power Amplifier.
07
Explain working of class B Push Pull amplifier with circuit diagram.
07
B
OR
Q.4
Draw and explain working of OP-AMP 741.
07
OP-AMP 741
Draw and explain working of three terminal voltage regulators IC.
07
IC
Q.5
Derive value of Idc, Edc and Irms for full wave rectifier.
07
Idc, Edc Irms
Draw pin diagram of 555 IC. Explain function of each pin. Explain monostable multivibrator circuit using 555 IC.
07
IC 555 IC 555
OR
Q.5
Draw and explain block diagram of Digital Multimeter. Also give specifications and advantages of Digital multimeter.
07
State limitations of zener voltage regulator. Draw and explain simple series type voltage regulator. Give its advantages over zener voltage regulator.
07
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING SEMESTER -IV• EXAMINATION SUMMER 2017
Subject Code: 340901 Date: 29 -04 2017
Subject Name: Fundamental of Electronics Circuits
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make Suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use of programmable Communication aids are strictly prohibited.
5. Use of only simple calculator is permitted in Mathematics.
6. English version is authentic.
Q.1
Draw and explain full wave bridge rectifier circuit with necessary wave forms.
07
State different types of filter circuit. Explain filter in detail.
07
Q.2
State requirements of oscillator and draw the circuit and explain the working of Hartley oscillator.
07
State methods of cascading the amplifiers. Explain R-C coupled amplifier.
07
R-C
OR
State different methods of biasing. Explain voltage divider type bias.
07
Q.3
Draw and explain why transistor is normally used in CE connection mode as an amplifier?
07
Draw and Explain block diagram of S.M.P.S.
07
SMPS
OR
Q.3
Draw and explain block-diagram of CRO and state its applications.
07
Draw and explain the Schmitt triggering circuit with necessary wave forms.
07
2/2
Q.4
Comapre the Voltage and Power Amplifier.
07
Explain working of class B Push Pull amplifier with circuit diagram.
07
B
OR
Q.4
Draw and explain working of OP-AMP 741.
07
OP-AMP 741
Draw and explain working of three terminal voltage regulators IC.
07
IC
Q.5
Derive value of Idc, Edc and Irms for full wave rectifier.
07
Idc, Edc Irms
Draw pin diagram of 555 IC. Explain function of each pin. Explain monostable multivibrator circuit using 555 IC.
07
IC 555 IC 555
OR
Q.5
Draw and explain block diagram of Digital Multimeter. Also give specifications and advantages of Digital multimeter.
07
State limitations of zener voltage regulator. Draw and explain simple series type voltage regulator. Give its advantages over zener voltage regulator.
07
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