engineering recuitment HPCL Engineer Mock Test 2024 Electrical Machines DC Generators DC Generator Winding
A lap-connected dc generator with 480 conductors has armature resistance of 0.06 Ω. If the conductors reconnected to form a wave winding keeping other things remaining unchanged gives the armature resistance of 0.54 Ω. Then the number of poles of the dc generator are:
1
2
2
4
3
6
4
8