Solved question paper for AE Dec-2018 (B-TECH 5th)
Solved Question Paper
Automobile engineering Dec-2018
PTU • B-TECH • Mechanical Engineering • 5th • Dec-2018
automobile engineering previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program in the Mechanical Engineering stream, 5th semester. This section makes it easier to browse subject-wise old question papers for automobile engineering, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for automobile engineering with answers pdf while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.
These Questions are downloaded from www.brpaper.com. You can also download previous years question papers of 10th and 12th (PSEB & CBSE), B-Tech, Diploma, BBA, BCA, MBA, MCA, M-Tech, PGDCA, B-Com, BSc-IT, MSC-IT.
1. Introduction
Basic structure, general layout and type of automotive vehicles, Frameless and unitary
construction; position of power unit.
2. Power Unit
Power requirements - motion resistance and power loss, tractive effort and vehicle performance
curves; selection of power unit and engine performance characteristics; pollution due to vehicle
emission and exhaust emission control system, silencers, types of pistons and rings
3. Fuel Supply System
Air cleaner and fuel pumps; Air fuel requirements and carburation; constructional details of
Carter carburetors and fuel injection systems; MPFi (Petrol), Diesel fuel system - cleaning,
injection pump, injector and nozzles, Common Rail fuel supply system
4. Lubrication and Cooling Systems
Necessity of lubrication; Desirable properties of lubricants; various types of lubricants and oil
additives; different systems of lubrication - oil filters, oil pumps and oil pressure indicator; crank
case ventilation and dilution. Purpose of cooling, air and water cooling systems; radiator,
thermostat, pump and fan.
5. Chassis and Suspension
Loads on the frame, considerations of strength and stiffness, engine mounting, independent
suspension systems (Mac Pherson, Trailing Links, Wishbone), shock absorbers and stabilizers;
wheels and tyres, tyre wear types, constructional details of plies
6. Transmission system
Basic requirements and standard transmission systems; constructional features of automobile
clutch, gear box, differential, front and rear axles; overdrives, propeller shaft, universal joint and
torque tube drive; Rear wheel vs front wheel drive, principle of automatic transmission
7. Steering System
Requirement and steering geometry; castor action, camber and king pin angle, toe-in of front
wheels, steering linkages and steering gears; wheel alignment; power steering, Ball re-circulating
mechanism
8. Braking System
General braking requirements; Mechanical, hydraulic, vacuum power and servo brakes; Weight
transfer during braking and stopping distances
9. Electric System
Classification, Introduction to Conventional and transistorized ignition systems; Charging,
capacity ratings and battery testing; starter motor and drive arrangements: voltage and current
regulation
10. Maintenance
Preventive maintenance, trouble shooting and rectification in different systems; engine tuning
and servicing, major tools used for maintenance of automobiles
Solved Questions
Solved-
What is meant by unitary construction?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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What is the use of injectors in fuel supply system?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Define crank case ventilation.Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2020 Explain crank case ventilation and dilution.
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What are the different types of tyre wear?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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What is the function of a propeller shaft?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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May 2019 What is the function of propeller shaft?
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What is the function of a universal joint?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Define camber.Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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What are primary and secondary brakes?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
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What do you mean by battery testing?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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What do you mean by engine tuning?Very Short Answer 2 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2020 What do you mean by engine tuning?
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Explain Multi point Fuel Injection system with diagram.Long Answer 5 Marks Dec-2018 • PTU B-TECH
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With the help of a neat diagram explain the working of a radiator.Long Answer 5 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Explain different methods of battery ratings.Long Answer 5 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2018 Explain different methods of battery testing.
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Describe the constructional features of a centrifugal clutch with a neat diagram.Long Answer 5 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2020 Explain with neat diagram the constructional features and working of a centrifugal clutch. What are its advantages over single plate clutch?
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Differentiate between conventional and transistorized ignition systems.Long Answer 5 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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May 2023 Briefly explain the advantages of Transistorized ignition system.
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Dec 2020 What is a transistorized ignition system?
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What are the different sources of automobile pollutants? Explain pollution control techniques used in practice.Long Answer 10 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2020 What are the difference sources of automobile pollutants? Explain the working of exhaust emission control system.
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Explain torque tube drive with its advantages.Long Answer 10 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Explain different methods of battery testing.Long Answer 10 Marks Dec-2018 • PTU B-TECH
Existing answers are stored as HTML; you can edit directly without converting to Markdown.
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Dec 2018 Explain different methods of battery ratings.
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find automobile engineering previous year question papers for Bachelor of Technology Mechanical Engineering, 5th semester?
This page lists automobile engineering question papers uploaded for Punjab Technical University Bachelor of Technology Mechanical Engineering, 5th semester, organized for subject-wise browsing where available.
02 Are these official Punjab Technical University question papers?
BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.
03 How can previous year automobile engineering papers help in exam preparation?
Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.
04 What kind of topics does automobile engineering usually cover?
The question papers here relate to the official automobile engineering syllabus set by the university for this course and semester.
05 Does this page include a automobile engineering with answers pdf or solved answers?
This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.
06 Can I find papers for other subjects in the same Bachelor of Technology Mechanical Engineering?
Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology Mechanical Engineering.