Dynamo in automobile is a
A.series generator
B.shunt generator
C.either of (A) and (B) above
D.none of the above
Category: Automobile Engineering Mcqs
Brake shoes are made of
A.Pressed steel
B.Cast aluminium
C.Plastic fibre
D.Either (A) or (B)
E.Either (A) or (C)
Maximum danger of ol dilution by fuel in an engine occurs when
A.Engine is running at overload
B.Engine is running at rated load
C.Engine is running on lean mixture
D.Choke circuit is cut in for too long a period
E.All of the above
Which motor cycle has maximum power rating?
A.Jawa
B.Rajdoot
C.Yezdi
D.Yamaha
E.Bullet
The function of condenser in the ignition circuit of an SI engine is
A.to interrupt the battery current
B.to enhance the circuit voltage
C.to avoid arcing at the contact breaker and to cause faster decay of primary current
D.none of the above
The efficiency of hydraulic braking system is
A.About 90 percent
B.60 – 70 percent
C.50 – 60 percent
D.40 – 50 percent
E.25 – 40 percent
Magneto ignition system is used in scooters and motor cycles because
A.it is less costly
B.it is less bulky and requires less maintenance
C.it gives higher voltage across the terminals of spark plug
D.none of the above
In case of friction clutch the coefficient of friction is expected to be
A.0.01
B.0.1
C.0.15 to 0.17
D.0.4 to 0.5
E.0.85 to 0.90
Ignition advance is expressed in terms of
A.Crank angle
B.Millimetres of piston travel before TDC
C.Time in milliseconds
D.Any of the above
E.None of the above
Which of the following hydrocarbon has ring structure?
A.Paraffin
B.Olefin
C.Diolefin
D.Naphthene
