DC GENERATOR - Practice Mode

Reduce the air gap Increase the field strength Minimize the magnetic losses Spread out flux uniformly in the air gap

Correct Answer: Spread out flux uniformly in the air gap

Maintain constant voltage Collects the current unidirectionally Reduces the voltage drop at brushes Increases the terminal voltage than rated

Correct Answer: Collects the current unidirectionally

Steel and graphite Carbon and graphite Cast iron and graphite Aluminium and graphite

Correct Answer: Carbon and graphite

Heavy short circuit in load Running without load continuously Continuous running without break Change of direction of rotation very often

Correct Answer: Change of direction of rotation very often

Field coils Armature core Laminated pole core Winding conductors in armature

Correct Answer: Armature core