How will you Physically differentiate A.C and D.C motor?
Answer Posted / namo narayan singh
DC MOTOR having commutator segment,carbon brushes with
holders,
AC MOTOR having wide use of squerrel cage rotor, large in
size,
| Is This Answer Correct ? | 3 Yes | 2 No |
Post New Answer View All Answers
What are the components of feedback control system?
What do you mean by ratio correction factor of instrument transformer?
Alternator rotor earth fault relay circuit
in control scheme dc logic wiring commonly using negative loop,what is the reason?if we use positive looping what will happen?
what is W.T?specify the acceptable range?
What is the requirement of grounding the neutral of single phase generators on load? If the neutral is not grounded, what will be the effect?
Explain Even and Odd signals?
in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4
Tell me in detail about c.t. And p.t. ?
in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?
1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?
how to check avr of dg set of 125kva
main difference between ac and dc?
Initially, when the input is not equal to the output — what type of response is this?
what is the relative size of single and three phase?