Explain the boundary layer thickness in context with automotive aerodynamics
[3 marks]Explain the SAE aerodynamic axis system with neat sketch.
[4 marks]Explain the following : (i) flow separation (ii) venturi effect
[7 marks]Explain the effect of surface roughness on vehicle drag.
[3 marks]Discuss the Various resistance facing by the moving vehicle relative to the speed.
[4 marks]Explain the relative air speed and pressure condition over the upper profile of the moving car.
[7 marks]Explain profile drag and discuss the drag coefficient over various shape of body.
[7 marks]Define the Base drag and explain it in short.
[3 marks]Explain the basic of lift and lift coefficient in short.
[4 marks]Explain the Trailing vortices drag and attached transverse vortices with neat sketch
[7 marks]Explain the under body dams technique for reducing the lift.
[3 marks]Explain the impact of rear end spoiler on vehicle aerodynamics.
[4 marks]Enlist the various drag reduction techniques and explain any two in details with neat sketch
[7 marks]Define : (i) Hatch back (ii) fast back (iii) square back
[3 marks]Explain the cab roof deflector impact on vehicle aerodynamic resistance.
[4 marks]Explain the effect of different cab to trailer body heights in details with neat sketch.
[7 marks]Explain the tractor-trailor skirting in short.
[3 marks]Explain the any one flow visualization technique for vehicle aerodynamic testing.
[4 marks]Explain the effect of different cab to trailer body gap in details with neat sketch
[7 marks]Give the importance of clay modeling in vehicle aesthetic design.
[3 marks]Explain any one on-road testing method for vehicle drag measurement.
[4 marks]Explain the construction and working principle of suction type wind tunnel used to test vehicle.
[7 marks]Explain the impact of under body roughness on drag of vehicle.
[3 marks]Explain the notchback with neat sketch.
[4 marks]Explain the body styling process in details considering the aesthetic of vehicles.
[7 marks]