Answer / sayak

IVT=voltage is stepped down magnetically(by transformer action i.e. adjusting turns ratio0. CVT=voltage stepped down electrically(by employing capacitive voltage divider).

line diagram for mcb , mccb , rccb .

1 Answers  

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When batteries are connected in series the voltage increases but the current remains unchanged, how can this be? When you consider ohm's law. i.e. If voltage increases, current increases, providing resistance remains the same.

10 Answers  

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Formulae for calculating the transmission line losses for different voltage levels

0 Answers  

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how we can do the insulation on secondary of ct explain and so that tan delta will within limit

0 Answers  

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What's mean HVF & HAF in Vacuum Circuit Breaker?

0 Answers   Gandhi Institute of Technology and Management (GITAM), Hyundai, Jayam Engineering Works,

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why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?

0 Answers  

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railway exam in asst loco pilot old test paper

25 Answers   Indian Railways, Loco Pilot, RRB, Southern Railways, TATA, Vimal,

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1.differance between onload ups and off line ups.

1 Answers   CTS,

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In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

0 Answers  

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What is effect of over voltage and under voltage on ACB

0 Answers   EFS,

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why the transformer ratings in kva

8 Answers   NTPC,

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why we are using the ac supply in domestic purpose, why don't use dc supply.

5 Answers  

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