DEPARTMENT OF AUTOMOBILE ENGINEERING

VEHICLE BODY ENGINEERING AND SAFETY

Duration : 2 Periods Test – I Semester : Marks : 40

Part – A [4X2 = 8 Marks]

Answer ALL the questions

1. Draw the layout of Limousine and saloon. Differentiate their features.

2. Brief any two methods of improving space in passenger car.

3. Brief any two safety equipments, used in a passenger car.

4. Brief constructional details of roof and under body of a car.

Part – B [2X16 = 32 Marks]

5. a) How the driver seat cushion height and inclinations affect the forces applied by the driver on

the controls? (6)

b) What are the requirements that the designer must have in mind, when planning the driver’s

seating position? (10)

(or)

6. a) How forward and rearward visibility of a car can be improved? (10)

b) With a neat sketch, write the procedure of measurement of the above visibilities. (6)

7. a) What are the objectives of aerodynamics? (6)

b) Explain the techniques for minimising the air drag with proper sketches and graphs. (10)

(or)

8. a) Brief about the various types of forces and moments, acting on a vehicle. (6)

b) Calculate the drag force of a car at 80 Km/hr. Its drag coefficient is 0.4 and frontal area is

1.9m2. Take ρ = 1.15 Kg/m3 for air. (10)

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