What is the use of IGBT in UPS & its working??????????
Answer Posted / ramesh
Good
| Is This Answer Correct ? | 13 Yes | 4 No |
Post New Answer View All Answers
there are cam operated switches - why we call cam operated , What is cam ?
(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?
Transformer cores are laminated in order to A simplify its construction B minimize eddy current loss C reduce cost D reduce hysterisis loss
How do I calculate a WTI CT ofa 1250kVA 6600/400V transformer
Why we use circular(Stepped) cross section in transformer core?
how many types of motor can be used in washing machine
how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?
how to find three phase complex power in per unit and MVA?
What is Electrical Grade Aluminum for Tubular BusBars. i am confused between 6063 and T6 or T5 and what is BS 2898 and BS 159?
what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?
Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box
How halogen & merquery lamp works.
What are the properties of a resistor?
How could a garment factory benefit from renewable energy
Dear Respected sir how to test ABB REX521 protection relay by relay tester.