In case of a Petrol engine, the spark plug should produce the spark
A.exactly at the end of compression stroke
B.slightly before the end of compression stroke
C.slightly after the end of exhaust stroke
D.none of the above
Category: Automobile Engineering Mcqs
Air resistance to a car at 20 kmph is R. The air resistance at 40 kmph would be
A.R
B.2 R
C.4 R
D.R2
E.4R2
Automobile radiator is filled with
A.Alkaline water
B.Acidic water
C.Hard water
D.Rain water
E.Soft water
Castor is
A.forward tilt of the king pin
B.backward tilt of the king pin
C.either of (A) and (B) above
D.none of the above
Which vechicle is generally provided with four wheel drive
A.Ambassador car
B.Standard wagon
C.Metador
D.Jeep
E.Padmini car
The knocking in C.I. engine can be prevented if the first element of the fuel and air is having
A.low density
B.medium density
C.high density
D.none of the above
Springs are made of
A.Mild steel
B.Carbon steel
C.High speed steel
D.Stainless steel
E.Spring steel
As the number of cylinders on multi-cylinder engines increases the power to weight ratio
A.Remains the same
B.Decreases
C.Increases
D.Becomes zero
E.Has nothing to do with number of cylinders
The inlet value of a four stroke I.C. engine, in actual practice, should close
A.exactly at the end of suction stroke
B.slightly after the end of suction stroke
C.slightly before the end of suction stroke
D.none of the above
Over heating of a two stroke air cooled engine cannot be due to
A.Partly restricted exhaust system
B.Incorrect ignition or valve timing
C.Lack of cylinder jacket cooling water
D.Restricted air cleaner
E.Too lean fuel mixture
