what is dc mator?types of dc
motor?losses in dc motor?what is
the mechanical,electrical and
commercial efficiency of a dc
motor?
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what is FACTS & where i can material regarding to facts.
give single line diagram of D.O.L and star -Delta starter ?
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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.
how to check a three phase induction motor by multimeter & megger?
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What is contract demand in solar system?
why generaters need four earthings
one kva is equal to how much amps?
how much current carry a 3-1/2 core of 100mm size cable.explain it with solution
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We are installing a 1.6 MVA transformer at our crusher plant and the feeder of HPSEBL is 2 km away at substaion . and a VCB is installed in the substaion which is 2 km away from transformer so we need another VCB near the transformer.
in india per day how much power is generated including all power station