WCS 1105-3 - Knowledge Assessment

State the name of the component that shown in the diagram.

What does "AC" stand for?

What does "DC" stand for?

Which of the following below is/are not the parts of alternator?

• Rotor

• Stator

• Armature

• Commutator

• Rectifier

State the name of the parts that shown in the diagram.

State the name of the part that shown in the diagram.

Which of the following below is/are the stator winding design?

• WYE (Y)

• Alpha (α)

• Beta (β)

• Delta (Δ)

• Gamma (Γ)

Which of the following statement about voltage regulator is correct?

• Generates current in stator windings

• Controls amount of current to rotor

• Generates alternating current

• Converts AC to DC

Which of the following below is/are the types of cooling system used on alternator?

• External fan

• Internal fan

• Viscous fan

• Water-cooled

Amount of current generated by alternator can be increased by:

• Increasing speed of conductors

• Increasing number of conductors

• Increasing strength of magnetic field

• Increasing voltage supply