Answer Posted / vaijanath nirgude
in ac generator the dc excitation is given to the rotor
for producing rotating electromagnetic field & emf induced
in the stator is ac.
in dc generator magnetic field is produced by permanent
magnet or by electro magnet & emf is induced in the
armature is ac & it is converted to DC by using commutator
| Is This Answer Correct ? | 0 Yes | 2 No |
Post New Answer View All Answers
What are the material used for inductance coil?
how much excitation voltage required to generate 1mw power?
How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.
can any one suggest paper presentation topies for electrical engg?
why i can not use thimble on capacitor duty contactor
What is Faraday's law
What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?
What happen when change order of CT in GIS feeder?
A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.
Please tell me the earthing procedures adopted for the STAR-STAR 3 Phase transformer in india and give a better sugession for earthing
EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?
concept of busbar and load dispatching..?
what is the size of cable for 15kw motor and 85 meter cable length using with vfd