Automobile Engineering Questions

• If the air-fuel mixture in a spark ignition engine is too rich, then air-fuel ratio is about
• Which of the following indicates a multigrade oil?
• The main function of the tread pattern on tyre is that
• The function of an alternator in an automobile is to
• The battery is an electrochemical device, which means battery
• The advantage of double-wishbone suspension design is that a large amount of freedom is available for setting geometry and precise settings can be made for driving comfort and steerability,
• The cetane number of a Diesel fuel is a measure of
• The diagram which shows the correct crank positions corresponding to the opening and closing of the valves, is known as
• In radial tyres
• The portion of a crankshaft which rests on cylinder block is called main journal.
• The anti-knock property of compression ignition engine fuel can be improved by adding
• The driveshafts are connected to the differential and wheel hubs through universal joints because the universal joints
• When the brake pedal free play is less than the specified value, then the
• A worm gear is used as the pinion for the rack and pinion type of steering gearbox, because it
• The calorific value of petrol is about
• The painting of automobiles is done to
• The differential ensures that each wheel is driven at a speed which corresponds to the distance it must travel around a corner, and it consequently prevents against excessive tyre wear.
• The braking control type traction control system (TCS) generally operates in the speed range of
• The calorific value of Diesel is about
• The piston compression rings are made of