Answer / ashok

v/f ratio is directly proportional to the flux.

Answer / deepak

v/f is kept constant to avoid over fluxing

working principle of UPS

15 Answers   Mantri,

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Why more than 2.5 MVA distribution transformers (secondary is 440V)are not used in india.

1 Answers  

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why in the three pin plug all 3 pins are cutted ?

0 Answers  

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explain with the help of loading capability curve,reactive power generation and absorption from synchronous generator?

0 Answers  

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how we decide scurt (disc) of insulator with respect to kv rating

1 Answers  

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12.5 KVAR capacitor 440V gas filled, Its used for windmill purpose, How can i know about microfarad value for this capacitor

2 Answers  

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What is the difference in calculating size of AC cables compared to calculating size of DC Cables? Usually DC Cables are larger than AC Cables although they have the same ampacity. Why is it?

0 Answers  

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What is a diode?

0 Answers  

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how is capacitor bank look like

0 Answers  

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what is exact meaning of CT core saturation or simply saturation of core.

1 Answers  

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Is the installation of the filter cloths necessary before spreading the gravels at the transformer yards?

0 Answers  

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Why is negative feedback invariably preferred in closed loop system?

0 Answers  

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