Exam Details
Subject | basic electronics | |
Paper | ||
Exam / Course | diploma engineering | |
Department | ||
Organization | Gujarat Technological University | |
Position | ||
Exam Date | May, 2018 | |
City, State | gujarat, ahmedabad |
Question Paper
1/2
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING SEMESTER 3(OLD) • EXAMINATION SUMMER 2018
Subject Code: 330902 Date: 30-Apr-2018
Subject Name: Basic Electronics
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Each question carry equal marks (14 marks)
Q.1
Explain the construction of cathode ray tube
07
07
Explain P-type and N-type Semiconductor with appropriate diagram.
Q.2
Write a Short note on VR tube photo tube.
07
VR
07
Explain Varactor diode in detail.
OR
Draw and explain V-I Characteristics of tunnel diode. List its applications.
07
V-I
Q.3
Explain H-parameters and state its advantages.
07
07
Explain working of NPN transistor.
NPN
OR
Q.3
Derive relationship between α and β.
07
α β
07
Draw and explain working, characteristics of NPN transistor in CB mode.
CB NPN
Q.4
Explain the construction, working and characteristics of N-channel FET.
07
FET
07
Draw and explain fan regulator circuit using DIAC and TRIAC.
DIAC TRIAC
OR
Q.4
Compare FET with BJT.
07
FET BJT
07
2/2
Write short note on MOSFET.
MOSFET
Q.5
Explain construction, working and characteristics of LED.
07
LED
07
Explain significance of color code.
OR
Q.5
Write a short note on photodiode and photo transistor.
07
07
Explain with neat sketch construction, working and applications of SCR.
SCR
Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING SEMESTER 3(OLD) • EXAMINATION SUMMER 2018
Subject Code: 330902 Date: 30-Apr-2018
Subject Name: Basic Electronics
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Each question carry equal marks (14 marks)
Q.1
Explain the construction of cathode ray tube
07
07
Explain P-type and N-type Semiconductor with appropriate diagram.
Q.2
Write a Short note on VR tube photo tube.
07
VR
07
Explain Varactor diode in detail.
OR
Draw and explain V-I Characteristics of tunnel diode. List its applications.
07
V-I
Q.3
Explain H-parameters and state its advantages.
07
07
Explain working of NPN transistor.
NPN
OR
Q.3
Derive relationship between α and β.
07
α β
07
Draw and explain working, characteristics of NPN transistor in CB mode.
CB NPN
Q.4
Explain the construction, working and characteristics of N-channel FET.
07
FET
07
Draw and explain fan regulator circuit using DIAC and TRIAC.
DIAC TRIAC
OR
Q.4
Compare FET with BJT.
07
FET BJT
07
2/2
Write short note on MOSFET.
MOSFET
Q.5
Explain construction, working and characteristics of LED.
07
LED
07
Explain significance of color code.
OR
Q.5
Write a short note on photodiode and photo transistor.
07
07
Explain with neat sketch construction, working and applications of SCR.
SCR
Subjects
- a. c. distribution & utilization
- a.c. distribution & utilization
- advance manufacturing system
- advanced building materials
- advanced computer programming
- advanced mathematics (group-1)
- advanced mathematics(group-2)
- aircraft maintenance-ii
- aircraft navigation and radio system
- aircraft performance & stability
- applied electronics and instrumentation
- applied science-i (physics)
- applied science-ii(chemistry)
- architectural drawing-ii
- automation in fabrication technology
- automobile electrical system
- automobile engines
- automobile transmission & mechanism
- basic automobile design
- basic avionics
- basic chemistry ( group-4)
- basic control system
- basic design
- basic electronic circuits
- basic electronics
- basic of electrical and electronics engineering
- basic of electrical engineering
- building material
- chemical engineering plant economics
- chemical process equipment design
- chemical process technology - i
- chemical process technology - ii
- chemical process technology –i
- civil engineering drawing
- cnc machines
- communication engineering- i
- communication engineering-ii
- communication skill
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- communication skills
- computer aided modelling & design
- computer application in wet processing
- computer graphics
- computer maintenance
- computer organization and architecture
- construction technology
- construction works management
- control system components
- costing estimation & management
- d.c.circuits
- data & computer communication
- data structure management
- database management system
- database programming with vb.net
- design fundamental-i
- design fundamental-ii
- design visualization
- digital electronics
- drying and firing
- dyes and pharmaceuticals
- ecology & environmental pollution
- electical machine-1
- electrical installation & maintenance
- electrical instrumentation
- electrical machine-ii
- electronic materials & components
- electronic materials and component
- electronic networks
- electronics devices and circuits-i
- electronics devices and circuits-ii
- electronics instrument & measurements
- electronics networks & lines
- elements of civil engineering
- elements of mechanical engineering
- engineering drawing
- engineering mechanics
- english communication and architecture vocabulary
- entrepreneurship development
- environmental monitoring
- essentials of environment & seismic engineering
- estimating & costing
- estimating and costing - i
- extrusion die design
- fabric structure - ii
- fabrication technology
- fabrication technology - ii
- fiber optic communication
- finishing technology for textile
- fluid flow operation
- fluid mechanics & hydraulic machines
- fundamental of chemical engineering reactions & thermo dynamics
- fundamental of electronics circuits
- fundamental of mechanical engineering
- generation and transmission of electrical power
- glass-ii
- high performance & green plastics
- history of architecture - ii
- history of architecture -i
- history of architecture(indian)
- human resource management
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- hydraulics
- industrial management
- industrial stoichiometry
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- manufacturing engineering-1
- manufacturing engineering-i
- manufacturing engineering-ii
- manufacturing process & material technology
- mass transfer - i
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- material science and metallurgy
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- mathematics - i
- mechanical drafting
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- mechanical operation (ceo-i)
- mechanics of structure-ii
- mechanics of structures - i
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- non conventional energy sources
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- petroleum refining & petro chemical technology
- physical analytical & inorganic chemistry
- plant maintenance & safety
- polymer chemistry - 1
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- principles of chemical engineering
- process equipment design
- process heat transfer
- process technology
- processing of thermoset
- programmable logic controller
- programming in c
- programming in c++
- pulp and paper technology
- quantity survey & costing
- refractory
- relational database management system
- robotics & automated material handling
- ship building & ship recycling
- software engineering
- soil engineering
- strength of materials
- structure - i
- structure-i
- surveying
- surveying - i
- surveying-ii
- system analysis design
- technical drawing- i
- technology of technical textiles
- television engineering
- theory of machine
- thermodynamics
- thermodynamics & hydraulics
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- under ground mining of coal
- utilities and instrumentation in chemical plant
- vehicle dynamics
- visual basic
- water resources management
- white ware
- yarn manufacturing technology-iii