Answer Posted / amolkarne
in case of 3ph motor three phases are having phase
difference of 120 Degree so its easy to produce rotating
force..
IN case of 1Ph motors due to only-one phase,it needs to be
produse phase difference for rotation Which is
achived by capacitor By producing phase delay....
| Is This Answer Correct ? | 17 Yes | 1 No |
Post New Answer View All Answers
What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?
What are the different sign conventions used in electric circuits?
What information we need to prepare relay coordination chart
What is the type of earth fault protection used in battery? explain.
Difference between a pilot wire and a normal conductor?
What are the main advantages of bode plot?
At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?
what may the reason for vector shift in a generator?
why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?
how the inner and outer body is separated in aircrafts?
whatare the disadvantages occur,if the form factor of transmission will not be equal to 1.11
What is meant by positive and negative feedback?
How i can calculate current of cable according to ares?
The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?
