what happens in a genarator when rotor supplied with ac
instead of dc
Answer Posted / ramireddy
if we give ac to rotor of alternator ,for positive half
cycle one pole act as north and anothor work as south. for
another half cycle same pole act as south and another act
as north so no rotation of rotor takes place. machine does
not start
| Is This Answer Correct ? | 3 Yes | 3 No |
Post New Answer View All Answers
Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?
What are the disadvantages of hydropower?
How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .
what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?
When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?
why don't we use the generator as a motor? and what will happen?
what is mean by dual digital protection in the relay field?
Define peak overshoot.
can we install HT panel & LT panel side by side or how much clearance is required ?
what is the ms flat constant for calculating earth mat design calculation?
dear sir, i completed diploma in electrical in 2005, how i can get electrical supervisor liance in mumbai
33kv substation lay out details & line to line & line to earth measurements
Differentiate between Zero and Negative sequence current
what is errection pcbs?