what is the advantages of having in-built acvvvf (without
seperate inverter in the control panel)in the drive system
of elevators?
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If the rank of a (5x6)matrix Q is 4, then which one of the following statements is correct ?
How can we calculate the power factor of an electrical appliance ? Is there any formula ? Is there any meter around to calculate it ? And how to use that meter ? thanks
what is bausbar?
if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.
which %age of corona losses increses if frequency is increased to 25%.
3 Answers ADCET, Maihar Cement,
Hydro P.P. run @ 600 rpm,8pole, Nucler P.P @ 1500rpm 4 pole , ThermlP.P @ 3000 rpm 2 pole.Why this diffrence??? when we can generate electricity @ 600 rpm then Why we had incresed speed in NPP & TPP???
what i the full form of ABS 111 in transformer.
In a single how much maximum current and watts using
what is the apt definition for kirchoff's current and voltage laws?
What is the magnetic field (coil DC ) of Turbo Expander?
what is advertised hop count
What is d diff. btw MCB & MCCB???
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