Maharashtra State Board of Technical Education 2008 Diploma Mechanical Engineering ( Automobile Engineering ) - Question Paper

Sample ques. Paper
Course Name : Mechanical Engineer Group
Course Code : ME
Semester : Fifth
Subject : Automobile Engineering
Marks : 80 Time: three Hrs.

Instructions:
1. All ques. are compulsory.
2. Illustrate your answers with neat sketches wherever necessary.
3. Figures to the right indicate full marks.
4. presume suitable data if necessary.
5. Preferably, write the answers in sequential order.
Note: Follow the sequence as per the ques. paper profile.

Q.1 Attempt any 4 of the subsequent. four x four = 16
a) provide advantages & disadvantages of hydraulic braking system.
b) Why suspension is needed in automobiles?
c) Distinguish ranging from Battery Ignition & Magneto Ignition system.
d) discuss importance of aerodynamic shape of a car body.
e) With the help of simple sketch discuss construction & operation of differential.
f) discuss the function of alternator with sketch.

Q.2 Attempt any 3 of the subsequent. three x four = 12
a) Draw a neat sketch of constant mesh gear box & discuss its working.
b) List kinds of suspension system & state 2 applications.
c) Draw a labelled sketch of disc brake & discuss its working.
d) describe rating of battery & battery capacity.

Q.3 Attempt any 3 of the subsequent. three x four = 12
a) discuss with neat sketch working of single plate clutch.
b) provide the classification of automobiles.
9099
c) elaborate the requirements of steering system.
d) discuss use of microprocessor controller in auto vehicle operation.

Q.4 Attempt any 2 of the subsequent. two x eight = 16
a) discuss with neat sketch operation of wishbone kind suspension system.
b) Differentiate ranging from coil spring & diaphragm spring kind clutch.
c) define with neat sketch working of starting motor.

Q.5 Attempt any 2 of the subsequent. two x six = 12
a) explain automobile market in India.
b) discuss with neat sketch working of recirculating ball kind steering gear box
used in automobile.
c) Draw a neat sketch of torque converter & define its operation.

Q.6 Attempt any 3 of the subsequent. three x four = 12
a) Draw a cut part showing construction of battery. tag the components & state their
functions.
b) List different gauges used in automobile electrical system discuss working of any one.
c) Why gear box is necessary in automobiles.
d) Compare tubed tyres with tubeless tyres.

Earning:   Approval pending.