What are the various types of BUSBAR Schemes? explain each

1 Answers   NTPC,

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Neutral CT for 45MVA 132/11 KV YNd11 Transformer. NCT REF CLASS-PS or 5P20 with 20VA burden which is suitable.

1 Answers  

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1.What is captive power plant? 2.What is national grid?Give brief idea.

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if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

0 Answers  

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IF 8255 CONTROL WORD IS 94H,Tell the chip port work mode ?

0 Answers  

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while calculating the power absorbed by a resistor connected to the output of a half wave rectifier circuit should we use rms or average current? explain with reason.

1 Answers   Vedanta,

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How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

0 Answers  

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How to increase the specific gravity of DG batteries?

5 Answers   SCS,

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why battery dc voltage become Half when we check with respect to ground for example 120volts + and - terminals and when we check + terminal with Earth thats 60volts why 60volts same result on 24Volts and with ground 12Volts only expert answer that thanks we can not ground the battery.

2 Answers   Etimaad,

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An alternator is started without excitation then how much voltage it will produced at strating at full rpm??

4 Answers  

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i wanna know that star point in transformer becomes as a neutral on secondary side now tell me that how is that possible?because if joit the all three winding ends with each other it can b short circuited.dut it doesn't.WHY?pls Answer me in brief.thanks alot

1 Answers  

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during positive and negative half cycle of ac supply what happenes in the load?

1 Answers   Siemens, Wipro,

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