Answer Posted / jasmin shamnad
both ac motor and dc motor operates on the same
principle .. both consists of a magnetic field and armature
winding... in a dc motor armature rotates and magnetic
field is statinary.. where as in ac motor armature is
stationary and field is rotating
| Is This Answer Correct ? | 58 Yes | 17 No |
Post New Answer View All Answers
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
Why are iron cores in transformers made laminated?
can you plz send l&t aptitude questions if available its urgent plz plz plz
What is formula calculation size cable wire ?
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
what is Anti-pumping?
what is difference between 5A and 100A CT constructional wise and operation?
l&t switch FN 63 handle position can we change
draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.
can anyone provide me a amf panel control wiring using ec-2 relay?
how to test power transformer.YNd11
i've iocl interview.. if you know the interview process please give me information..
specific difference of ICT&Auto Transformer
What are the relays in ACB and VCB
what is the purpose that we use PLC system in power system