working principle of induction motor is similar to
transformer. but what makes it to rotate? then why the
transformer doesnt?
Answer Posted / vishw
IN AN INDUCTION MOTOR THERE IS SLIP BETWEEN STATOR AND THE ROTOR DUE TO WHICH A TORQUE IS DEVELOPED (DUE TO ROTATING FLUX) WHICH IS RESPONSIBLE FOR THE ROTATION, THERE IS NO SUCH SLIP IN TRANSFORMER BECAUSE OF WHICH THERE IS NO ROTATION..
| Is This Answer Correct ? | 3 Yes | 4 No |
Post New Answer View All Answers
Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.
Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!
i want wipro vlsi placement pattern please send me
How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?
sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com
Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.
what is the main parts of transformer? how it is functioning? pls giv the ans briefly.
how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.
What is meant by stator?
Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.
What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?
Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?
According to conduit size which size wiring & how many wires can we provide wires in conduit & how can we select conduit size accordingly?
how to calculation increase power factor for single phase
which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing