How can determine cable size with respect to cable length and area in mm2

1 Answers  

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how to calculate ups and battery rating

2 Answers  

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what should we do when the CT secodary gets open? how do we short circuit it? using tester or screw driver? not dangerous?

6 Answers  

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Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

0 Answers  

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starting torque is increased and current is decreased by using external resistance in a slip ring induction motor. How??

3 Answers  

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IN A HT CABLES i.e. 1.9/3/3 kv, what is the meaning of 1.9 and 3.3.

1 Answers  

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Differentiate between ideal and non ideal current sources?

0 Answers  

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Why inverter rating in KVA?

3 Answers  

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voltage at generation stage is usually- ? a.11kv b.33kv c.66kv d.220kv

12 Answers  

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why the rating of a transformer in kva not in kw.

9 Answers  

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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Rated moter voltage and frequency is 380volt 60 hz but moter is running at 380votac 50hz is this harmful for moter winding

1 Answers   Infosys,

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