Answer Posted / abu
Ac means Alternating current which is changing always with respect to time. .D.C means Direct currentwhich is not changing always with respect to time.
A/c having many losses like corona, ferranti effect during transmission. .In A/c transmission cost is high bcoz it emoploys with large trfrs. D.c is better for low loss transmission. . .In D.c there no P.F. also
Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
What are root loci?
how r charge carriers produced
What is the permissible maximum flux density in transformer core?
can anyone show me how the 3 phase power is supplied to socket outlets?
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
wat is d diffr btw shunt coil and trip coil in VCB?
What is hipot test procedure?
how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?
For group 1 , 2 whather i have to prepare my technical or general studies etc? and im graduate in ee engg. for wht posts im eligible for? please tell me!
How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15
What are safety device in vcb and acb?
what is the difference between transformer,converter and transducer
Efficient electrical earthing in hard rock area