Describe various resistances on the motion of the vehicle.
What is the different classification of chassis used in automobiles? Explain.
A 2500 lb car is driven at maximum speed of 90 mph on level tarred surface at sea level. The car drag coefficient Cd=0.38C_d = 0.38Cd=0.38 and 20 ft220 \text{ ft}^220 ft2 frontal area. Air density at sea level is 0.002378 slug/ft30.002378 \text{ slug/ft}^30.002378 slug/ft3. What is the horsepower expanded at this maximum speed?
What are the functions of chassis frame? Explain briefly.
What do you understand by tractive effort and resistance? What are the factors influence aerodynamic resistance of vehicle?
A vehicle having a mass of 750 kg750 \text{ kg}750 kg travelling at speed 50 km/h50 \text{ km/h}50 km/h up a gradient 1 in 10. The car has drag co-efficient Cd=0.35C_d = 0.35Cd=0.35 and 0.75 m20.75 \text{ m}^20.75 m2 frontal area. The air density is 1.2 kg/m31.2 \text{ kg/m}^31.2 kg/m3 and the co-efficient of the rolling resistance is 0.020.020.02. What is the total resistance of motion of the vehicle?
Classify the motor vehicles in various way. Also list the main components of an Automobile.
Explain tractive resistance and tractive effort. What are the factors affecting rolling resistance?
The co-efficient of rolling resistance for a truck weighting 7000 kg7000\text{ kg}7000 kg is 0.020.020.02 and co-efficient of air resistance is 0.0020.0020.002. The frontal of truck is 4.98 m24.98\text{ m}^24.98 m2. How much is the total resistance of the vehicle if the maximum speed is 80 km/hr80\text{ km/hr}80 km/hr?
What do you understand by automobile chassis? What are the main components of chassis? Differentiate between chassis and automobile body.
What is automobile frame? What are the functions of automobile frame?
The co-efficient of rolling resistance for a truck weighing 8000 kg is 0.02 and co-efficient for air resistance is 0.002. The area of the truck is 5.67 m25.67\text{ m}^25.67 m2. How much is the total resistance of the vehicle if the maximum speed is 75 km/hr?
Draw the total resistance curve to vehicle in motion and explain how does gear change occur?
What is clutch? What are the functions of clutch? Describe the requirement of good clutch in automobile.
What is difference between an automobile transmission and a manual transmission? What are the purposes of an automatic transmission?