What is the primary function of field windings in an AC generator?

• To produce a stationary magnetic field

• To convert AC to DC

• To connect the generator to the load

• To rotate the armature

In a single-phase AC generator, what kind of waveform is generated as the armature rotates?

• Square wave

• Triangular wave

• Sine wave

• Sawtooth wave

How are the armature windings spaced in a three-phase AC generator?

• 60 degrees apart

• 180 degrees apart

• 120 degrees apart

• 90 degrees apart

What is the purpose of a common neutral wire in a Wye-connected alternator?

• To increase voltage

• To provide a common return path

• To reduce current

• To connect to the ground

What device is used to protect electrical systems from high-level transients?

• Inverter

• Transformer

• Rectifier

• Surge suppressor