How to calculated capacitor rating both HT

10 Answers   Reliance,

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A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

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If a 1.5V,3W torch light bulb is connected in series with a 15HP/11.19KW,230V single phase motor and the combination is connected against a 230V supply and switched on than what will happen keeping all other parameters as it should be A)the bulb will glow normally B)the bulb will not glow C)the bulb will glow with extra brightness D)the bulb will burn out and if a fuse is connected to the above circuit will something happen to the fuse and what about the single phase motor will it be affected? Please explain with derivation

4 Answers  

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how much current will be drawn by 3 phase, 415v, 50 hz, 20 ton central ac

3 Answers  

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How to checking sld drawingas and control drawings

1 Answers  

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what is meant by lagging & leading current

1 Answers   TATA,

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Application of DC motors is generally restricted to a few load speed applications because of _____.

0 Answers  

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HOW TO REDUCE POWER PLANT AUXILIARY POWER CONSUMPTION?

0 Answers   TATA,

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How much of the total hydro power potential has been exploited so far in india?

0 Answers  

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What core magnetic balance test of transformer? How to do this test in a three phase Star delta (star-LV, Delta-HV) transformer? How to measure and where to measure? thanks and regards Austin

22 Answers   Neutech, Power Grid, TSSPDCL,

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What is the purpose of earthing Truck ? How does it work for busbar and cables?

1 Answers  

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How we can calc. the Backup time of a battery Bank???

6 Answers   Emerson,

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