why motor run slow speed in star connection?explain how?
Answer Posted / sreesankar
in y connection voltage applied to the motor is less
compared to delta .so current & hence torque is less.
ie,speed is less compared to delta
| Is This Answer Correct ? | 6 Yes | 1 No |
Post New Answer View All Answers
hii this is ranjith from hyd... i want to know what type of questions they ask in interview...and hw the interview will go..? what subjects thay ask specially for electrical engg students?
Explain cos(theta) and Sin(theta)
What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?
how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence
IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?
I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field
WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??
How time response of the system is divided?
What is the unit of charge and current?
1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating
give single line diagram of D.G distribution form alternator to main L.T panel?
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
I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....
HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER
along with technical test papers