why synchronous motor is not self starting
Answer Posted / tapiwanashe
because the torque is only developed when the synchronous motor is running at the speed of magnetic flux , therefore, the motor needs some type of device such as damper winding to bring the rotor to synchronous speed
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
In both 600/1000 V cable and 450/750 V cable, we can supply 415 V. However for distribution, all utilities are using only 600/100 V instead of 450/750 V. What is the reason?
WHAT IS SHORT CIRCUIT STRENGTH OF 100 AMPS MCCB?
how to electrically make connection to ferroli GN2N?
What is the physical significant of power factor?
How to operate a ac chilar plant?
write circuit diagram for a motor rotate in forward direction once it started and when pressed the same button it should rotate in anticlockwise.
What does Bode plot tell you?
what is circuit breaker in transfomer and where it used
To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?
is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?
please send me the L&T Emb. sys. placement papers and entire details of pattren
what is the minimum requirement gigaohms for the insulation test using 5kv in 300mm xlpe cable
What is mason's gain formula?
(1)Can earth and be conected together (2) what is the diferent between earth & neutral
Which Class insulation is prefered for the sandwich Busducts ? Why?