what is principle of DC machines?

Answer Posted / anjali

DC generator:It works based on the principle of Electro magnetic induction.Whenever there is a relative motion between the conductors and the magnetic field,emf is induced in the conductor.When this circuit is closed current flows in it....

Is This Answer Correct ?    9 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why generation voltage in thermal power plant is between 11kv to 33kv?

621


What are the relays in ACB and VCB

1690


write a c++ code that receives an integer number and display the sum of the number and its revers integer?

1572


Define cut-off rate?

648


how to select electronic timer(Star-Delta) setting for diff. rating motors

1454






What is zero of the system?

639


the grid connection required for a 50 MegaWatt fotovoltaic powerplant is higher or lower than 35kv (high or medium tension)?

1432


In AC if the direction of current keeps reversing every half cycle, how does it propogate through the transmission lines?

1641


we need a ntpc previous papers

1446


What is CCT (Correlated Color Temperature) ?

1501


Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1467


what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?

1345


how to calculate fault level?

1664


what is the relative size of single and three phase?

1409


what is the best method of grounding in 30 MW generator?

1500