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Sample Test

1. The purpose of the "Lambda" sensor is to:-
  A. Measure exhaust gas temperature
B. Assess engine wear
C. Assess air fuel ratio
D. Detect engine load
2. The oil flow through a torque converter during acceleration is from:-
  A. Impeller to stator to turbine
B. Stator to turbine to impeller
C. Impeller to turbine to stator
D. Turbine to impeller to stator
3. The difference between steered and actual path of a wheel is called:-
  A. Slip angle
B. KPI
C. Thrust axis deviation
D. Toe-in
4. With a gear ratio of 6:1 and a crown wheel-pinion ratio of 3:1, the overall transmission ratio is:-
  A. 02:01:00
B. 6:1c
C. 09:01:00
D. 18:01:00
5. The semi-conductor used in an alternator to oppose a current flow below a given voltage is known as:-
  A. An Zenor diode
B. A surge protection diode
C. A transistor
D. A cathodic diode
6. In an alternator the initial excitation current from the battery is supplied to the:-
  A. Rotor field coil
B. Stator windings
C. Positive diodes
D. Negative diode
7. The latest two stage diesel fuel injectors achieve injected volume variation by:-
  A. Air pressure
B. Fuel pressure
C. An electrical current
D. A spring and rocker assembly