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G. H. RAISONI POLYTECHNIC, JALGAON 17302FIRST CLASS TEST (2014-15)
SUBJECT: -BASIC ELECTRONICS & MECHATRONICS
SEMESTER: -3RD TIME: - 1 HOUR
COURSE: -ME3G MARKS: - 25
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Instructions:- 1. All Questions are compulsory.2. Figures to the right indicates full marks3. Use of non-programmable calculator is permissible.
Q-1) Attempt any Three: - 03*03=09
a) Define Rectifier? State its types.
b) Draw symbol only a) LDR b) LED c) Opto-coupler d)7-segment
c) What is regulated D.C power supply? Explain with the help of neat
diagram.
d) Draw & explain half wave rectifier with waveform.
Q-2) Attempt any Two: - 04*02=08
a) Draw & explain working of PN junction diode.
b) Compare BJT and FET. (any 6 points)
c) Draw & explain working of zener diode.
Q-3) Attempt any Two: - 04*02=08
a) What is semiconductor? Classify its types with neat diagram.
b) What is voltage regulation? Explain line & load regulation.
c) Draw only symbol of a) n channel JFET b) P-channel JFET c) n-
channel D MOSFET d) P channel E MOSFET
G. H. RAISONI POLYTECHNIC, JALGAON 17302FIRST CLASS TEST (2014-15)
SUBJECT: -BASIC ELECTRONICS & MECHATRONICS
SEMESTER: -3RD TIME: - 1 HOUR
COURSE: -ME3G MARKS: - 25
-----------------------------------------------------------------------------------------------------------
Instructions:- 1. All Questions are compulsory.2. Figures to the right indicates full marks3. Use of non-programmable calculator is permissible.
Q-1) Attempt any Three: - 03*03=09
a) Define Rectifier? State its types.
b) Draw symbol only a) LDR b) LED c) Opto-coupler d)7-segment
c) What is regulated D.C power supply? Explain with the help of neat
diagram.
d) Draw & explain half wave rectifier with waveform.
Q-2) Attempt any Two: - 04*02=08
a) Draw & explain working of PN junction diode.
b) Compare BJT and FET. (any 6 points)
c) Draw & explain working of zener diode.
Q-3) Attempt any Two: - 04*02=08
a) What is semiconductor? Classify its types with neat diagram.
b) What is voltage regulation? Explain line & load regulation.
c) Draw only symbol of a) n channel JFET b) P-channel JFET c) n-
channel D MOSFET d) P channel E MOSFET