a 3 phase slip ring induction motor is wound for 4 poles on
stator and 6 poles on rotor; when 3 phase balanced voltage
source at 50 hz is applied to motor it will run at
a)1500rpm b)1000rpm c)750 rpm d)zero rpm
Answer Posted / wong
why the input current is higher even at no-load.
| Is This Answer Correct ? | 6 Yes | 3 No |
Post New Answer View All Answers
What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning
draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words
what the function breaker failure scheme, how is it operated
In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.
WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible
what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks
1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve
what is difference between 2 pole structure and 4 pole structure in transformer yard
Define branch?
HOW TO CALCULATE EARTHING SIZING?
In a carnot engine with an efficiency of 40%, the heat rejected to the sink at 27 C is 60 kJ, then the heat supplied in kJ to the engine by the sources is
what are the advantages disadvantages of connecting high voltage block( 1:1 transformers) transformers between the turbo generators and busbars.
how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............
how to calculate the cable current ratingand and how much of distance the rating will be ok will the distance is incresed what the action we take