Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?180
What is distance between electrical panel to land ?127
highest rating of alternator used in india1 226
what are the functions of fuse ?1 321
What is installed in PAC that is control the humidity219
Maintenance of transformer???205
What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?
Why does the rotor rotate?
How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?
The coils having selfinductancs 10mh and15mh,effective inductance 40mh when connected in series aiding. what will be the equivalent inductance if we connect them in series opposing?
what is high and low cut off voltage of BB and DG at SPS????????
How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx
how to calculate the formula of cable size if motor kw is given
Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.
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how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????
what is the minimum voltage require to injure our body?
How to calculate the value of earth capacitance in a transmission line.
how to make an earthing certificate
I need bhel previous year quetion papers for electrical engineering department.I searched but i could not find out
how does an encoder work???