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Answer Posted / chirag mistry
Busbar SC level is high in comperision of cable.
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we need a ntpc previous papers
Hello to all, Please someone can send me HPCL ELECTRICAL Engg. Sample papers to me? Its urjent....my email address is.... raviasiapacific@gmail.com
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
which fault is severe and why?between lll fault and lllg fault which fault is severe and y?
Why does the rotor rotate?
what is gridrotor resistance starter
Explain about c.t?
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%
what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group
which types of relay used in acb and vcb?
what is the working principle of a DG Set, Alternator, & exiter
What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?
Why synchronous motor is used in power factor improvement,dc series in lift
how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?
How to calculate energy stored in an inductance?
