- 1 A Vehicle Has The Following Properties Rolling Radius 0 32m Propshaft Inertia 0 05 Kgm Wheel Inertia 0 2 Kgm 1 (85.89 KiB) Viewed 34 times
1. A vehicle has the following properties; Rolling Radius: 0.32m Propshaft Inertia : 0.05 kgm? Wheel Inertia : 0.2 kgm?
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1. A vehicle has the following properties; Rolling Radius: 0.32m Propshaft Inertia : 0.05 kgm? Wheel Inertia : 0.2 kgm?
1. A vehicle has the following properties; Rolling Radius: 0.32m Propshaft Inertia : 0.05 kgm? Wheel Inertia : 0.2 kgm? Final Drive : 3.4 Ratio Kerb weight : 1250 kg 3rd gear ratio Engine Inertia : 1.4 : 2 kgm2 Frontal Area Air Density : 3.1 m2 : 1.225 kg/m3 Transmission : 90% Efficiency Drag Coefficient : 0.35 Rolling : 0.01 Resistance (a) Calculate the effective mass of the vehicle with 3rd gear engaged. [10 Marks) (b) If the vehicle is travelling at 60 km/h on a level road, calculate the drag force and drag power acting on the vehicle. [8 Marks] (d) If, while the vehicle is travelling at 60 km/h on a level road, in 3rd gear, and the engine develops 40kW at the flywheel, calculate the acceleration of the vehicle. [7 Marks]
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