B.TECH - Semester 8 automobile engineering Question Paper 2021 (feb)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Explain the function of a Bendix drive in the starting system.
- Discuss the different operating phases in a torque converter.
- What are the advantages of using an overdrive in a transmission system?
- What is a transaxle? Where it is used?
- What are the advantages of unibody construction over conventional types?
- Why multi-cylinder engines are preferred over large single cylinder engines for automobiles?
- What are the reasons for "Over flow" in a Carburetor?
- Give the expansion for the following acronyms: (i) VGT (ii) TDI (iii) TSI (iv) DDiS.
- Enumerate the engine technology advancements from Euro IV to Euro VI vehicles.
- Explain the function of an anti-roll bar in the suspension system. ( $10 \times 2=20$ Marks) (Answer any one Question from each module. Equal marks to all Questions,)
- (a) What is the function of a crank shaft? Give the constructional details of a four cylinder engine crank shaft with a suitable sketch.
- (b) Explain the working of a pressurized lubrication system employed in a multi-cylinder Diesel engine with the help of a lay out diagram.
- (a) Enumerate the major engine sensors of Electronic Engine Management systems.
- (b) Explain the working of a CRDI system with a suitable layout sketch
- (a) Why the ignition timing needs to be adjusted as per engine speed? With the help of a circuit diagram explain the working of an electronic ignition system.
- (b) Explain the constructional details of a lead acid battery wit a cross sectional sketch.
- Explain the working of the following gauges. (a) Fuel gauge
- Explain the working of the following gauges. (b) Oil pressure gauge
- Explain the working of the following gauges. (c) Speedometer
- Explain the working of the following gauges. (d) Wind shield wiper.
- (a) What are the requirements of an automotive clutch? ..... 5
- (b) With a cross sectional sketch explain the constructional details and working of a diaphragm clutch. ..... 15
- What are the different types of rear axle casings? Explain the constructional details of three-quarter floating, semi floating and full floating drive axles. ..... 20 Module - IV17. (a) What are the advantages of an independent suspension system?5(b)...
- (a) What are the advantages of a gas filled sock absorber?5(b) Explain the constructional details and working of a double barrel telescopicshock absorber.15 $$ (4 \times 20=80 \text { Marks) } $$