Answer Posted / rajan keshri

elecroninc is the branch of science. in which are wire
media are used. it is low effiecient.
Electronic is also branch of scence. and in which
semicounductor are used. and it is highly efficient

What is real time power factor control panel(RTPFC)?

4259

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given data are load current & power factor cable core size? plz any one update the calculation formula

1846

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The screw thread commonly used for transmission of motion is one of the following types of threads

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What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

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Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

2675

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thyristor controlled APFC panel design parameter?

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Why neutral point is consider as zero potential?

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FOR 16/20 MVA 132/33 KV ONAN/ONAF TYPE TRANSFORMER IT IS DESIGNED FOR 16 MVA WITH ONAN CONDITION.IT BECOMES 20 MVA UNDER ONAF CONDITION.LOAD LOSS IS GUARANTEED FOR 65KW AT 20 MVA AND % IMPEDANCE 13.75. PLEASE TELL US AT WHAT LOAD LOSS AND % IMPEDANCE IT SHOULD BE DESIGNED FOR 16 MVA AND WHAT WILL BE ITS EFFICIENCY AT 20 MVA?

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what is the stear deltaprinceple?

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what is differnce btwen lll and lllg faults

1946

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What is frantic effect?

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Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

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hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

2281

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write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

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I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

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