Differentiate between constant mesh gear box over sliding mesh gear box.

Explain working principle of differential with neat sketch.

What is torque converter? What are the differences between torque converter and fluid coupling? Explain briefly.

What do you understand by overdrives? When to use on curves?

What is steering system in automobile? What are the requirements of a good steering system?

What are the effects of using double effective brakes in your car?

What are the effects of wheel alignment on vehicle briefly? Explain briefly.

Explain the working of the disk brake.

What is ignition system in automobile engine? State the working of battery ignition system.

What is ignition timing and firing order? What are the decisive factors of firing order?

What do you understand by ECU? How ECU control the fuel injection system?

List five sensors commonly used in automobiles and describe their functions.

What is CNG fueling? Describe the procedure of CNG conduction.

Why the ignition timing needs to be more advanced for CNG than as for gasoline?

Write short notes on Advanced Driver Assistant Systems.

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 $C_d = 0.38$ and $20 \text{ ft}^2$ frontal area. Air density at sea level is $0.002378 \text{ slug/ft}^3$. What is the horsepower expanded at this maximum speed?

What do you understand by suspension system? What are the different forces acting on suspension system? State the working of shock absorber.

Why sway bar is used in vehicle? Explain the mechanism of sway bar with proper figure.

What do you mean by tubeless tyre and tube tyre? What are the advantages of tubeless tyre over tube tyre? Explain briefly.

What is electric car? What are the advantages and disadvantages of electric car? Explain briefly?

Describe engine cooling system. Which cooling system is best for your car? Explain.

What are the importance of exhaust system? Describe various parts of exhaust system with proper diagram.

What are the main components of engine starting system? Briefly explain the engine starting system with proper diagram.

What are battery charging methods? What is C rate?

What are the top five signs of engine trouble? Explain briefly.