POSITIVE FEED BACK LOOP

What is the Shunt de generator and Draw equivalent circuit?

Question: In Dc chopper, the input voltage waveform is and the output voltage waveform is Option 1: Discontinuous,Continuous Option 2: Continuous, Discontinuous Option 3: Discontinuous,Discontinuous Option 4: Continuous,Continuous

A disadvantage of Phase Locked Loop is

For 4 pole d.c machine armature winding with a double layer progressive simplex wave winding with 23 number of slots answer the following: a How many coils are present? b What is the coil span in terms of number of slots? c What is commutator pitch in terms of commutator segments? d How many coils are there between two consecutive commutator segments? e How many parallel paths are present?

Answer from the choices below

Any chooses is correct?

In DC shunt generator, the load characteristics is drawn between

stator protection scheme

The emf induced in the dc generator armature winding is * O AC and DC O DC O None of the above O AC