Cetane number of a Diesel fuel is measure of
A.Volatility
B.Viscosity
C.A.P.I. specific gravity
D.Ignition quality
E.Delay period
Category: Automobile Engineering Mcqs
The castor is called positive when
A.the top of the king pin axis is inclined to the rear of the vehicle
B.the top of the king pin axis is inclined to the front of the vehicle
C.the top of the king pin axis is inclined to the left of the vehicle
D.the top of the king pin axis is inclined to the right of the vehicle
If the water level in engine is maintained low, the likely consequence could be
A.Piston seizure
B.Engine knocking
C.Bearing deterioration
D.All of the above
E.None of the above
The heating value of diesel is approximately
A.6500 kcal/kg
B.7500 kcal/kg
C.8500 kcal/kg
D.10,000 kcal/kg
E.125000 kcal/kg
The function of oil scraper rings is to
A.Retain compression
B.Lubricate cylinder walls
C.Maintain vacuum
D.Reduce vacuum
E.Reduce piston wear
Most of the mopeds in India have capacity of
A.10 c.c.
B.50 c.c.
C.150 c.c.
D.174 c.c.
E.250 c.c.
The escape of burned gases from the combustion chamber past the pistons and into the crank case is called
A.Gas-loss
B.Blow-by
C.By-pass
D.Passed gas
E.Crank case explosion
In forced feed lubrication system the device used to guard against excessive oil pressure is known as
A.Release chamber
B.Balancer
C.Relief valve
D.Stop valve
E.Pressure actuator
The starter motor is driven by
A.Chain drive
B.Gear drive
C.Flat belt drive
D.P.I.V drive
E.V-belt drive
The frame provided for supporting the units of chasis and the body, in case of Tata vehicles is
A.Cross member – type frame
B.Centre beam frame
C.Y-shaped tube frame
D.Self-supporting structure
E.Any of the above
