What is the acessaries distribution transformer ?

11 Answers   Bhel,

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please explain working of revers power relay

4 Answers   CESC, DCM,

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WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers

0 Answers  

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Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

0 Answers  

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if we convert watt into kva,which one formula use by us,pls tell me?

16 Answers   ABB,

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I have 30 kw motor load & i have selected 10 kvar capacitor bank for power factor improvement.my existing p.f is 0.85 & proposed p.f is 0.99 so ,is it right selection? 2 nd question how to connect c.bank whether in delta or star connection & how to decide it?

1 Answers  

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why energy storing capacity of magnetic field is much higher than electric field ?

1 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

0 Answers  

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what's the simultenous maximum demand (SMD)..what the diffrent MD and SMD?

0 Answers   HAL,

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in a refinery one motor is suddenly stoped. what will do how can i findout the problem explain step by step

2 Answers  

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In both 600/1000 V cable and 450/750 V cable, we can supply 415 V. However for distribution, all utilities are using only 600/100 V instead of 450/750 V. What is the reason?

0 Answers  

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we all know voltage is a force(emf), and the force always devides if 2 or more than2 loads are there but why does the voltage remains same is parallel, it must devide na ???

0 Answers   NTPC,

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