How synchronous motor helps to improve PF? plz explain

1 Answers  

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what will happen when a electric bulb is connected between two phases.it will glow or not

18 Answers  

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present we are having 0.8pf but I want increase it up to 0.99 so what is the formula for it and how can i calculate?

3 Answers   ABB,

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Which type of air compressor is used now a days in the market. Keeping in mind of energy efficiency and maintenance points. Relevant documents may also be sent on mentioned email ids.

0 Answers   DAE,

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how to detect the presence of underground cable(while digging road)etc. -give the name of instrument

7 Answers   NTPC,

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Why current transformer is earthed??

2 Answers  

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why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer?

3 Answers  

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Why voltge arev transformed in to 132KV/66/KV/33KV like that

5 Answers   HAL,

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How to calculate the slip ring induction motor rotor current and voltage.

1 Answers   Bhel,

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what is difference bwt active&passive component

1 Answers  

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Is RTCC panel needs any control supply.

0 Answers   HPCL, Schneider,

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In a transformer, the hysteresis and eddy current losses depend upon 1.load current 2.maximum flux density in core 3.type of lamination 4.supply frequency The correct statements are (a) 1 and 3 (b) 2 and 3 (c) 1 and 4 (d) 2 and 4

9 Answers  

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