engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Electrical Machines DC Generators DC Generator Construction
What is the use of a commutator in a DC Generator?
1. To connect the external circuit to the armature
2. To convert DC into AC
3. To convert AC into DC
4. To reduce iron losses
1
Only 1 and 2
2
1, 2 and 3
3
Only 1 and 3
4
1, 3 and 4