For the following questions answer them individually
Commutator in DC generator is used for
Tappings of a transformer are provided
DC machine windings are
The armature winding is connected to the external power source through a
The emf induced in the dc generator armature winding is
In an Auto transformer a part of energy transfer is through
Voltage regulation of transformer is given by
Which is the only transformer whose primary and secondary are connected to each other electrically?
In a 3-phase induction motor a balanced three phase supply is with electrical angle separation
The slip of induction motor 0.04 and frequency of motor 60 hz.Hence, the rotor current frequency