In automobile ignition system contact breaker is used for
A.Opening and closing the primary circuit
B.opening and closing the secondary circuit
C.increasing the duration of spark
D.increasing the intensity of spark
Category: Automobile Engineering Mcqs
In case of petrol engines, into the engine cylinder during suction stroke
A.air and fuel is drawn
B.only fuel is drawn
C.only air is drawn
D.none of the above
Connecting rods are generally of the following form:
A.Forged I section
B.Forged round section
C.Cast iron triangular section
D.Cast iron square section
E.Forged square section steel
The pressure of air for braking in case of heavy duty trucks in usually of the order of
A.1 to 2 atm
B.2 to 3 atm
C.4 to 7 atm
D.14 to 17 atm
E.Depends upon the road conditions
Diesel engine as compared to petrol engines require
A.Biggenr flywheels
B.Smaller flywheel
C.Same size flywheel
D.No flywheel
E.Flywheel whose size may be less or more depending on several other factors
The fuel lines connecting the fuel injection pump individual elements with corresponding injector should have
A.Minimum length
B.Varying length
C.Length in increasing order
D.Length in decreasing order
E.Equal length
In cars a temperature indicating instrument is usually provided which indicates the temperature of
A.Engine piston
B.Engine cylinder
C.Lubricating oil
D.Jacket cooling water
E.Air surrounding engine cylinders
An opposed cylinder engine has
A.One crankshaft and one camshafts
B.One crankshaft and two camshafts
C.Two crankshafts and two camshafts
D.Two crankshafts and four camshafts
E.Two crankshafts and one camshaft
Exhaust gas leakage into the cooling system is most likely be due to defective
A.Cylinder head gasket
B.Manifold gasket
C.Water pump
D.Radiator
E.Any of the above
In automobile, probable cause for ineffective brakes could be
A.Grease on lining
B.Excessive lining wear
C.Drums scored
D.Any of above
E.None of the above
