Answer / neeraj agrawal

kw is active power and kva is total power
kw=kva x cos(phi)

why dc series motors never start without some load, and what will happen if starting with out load..

1 Answers  

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how many types method in earth testing?

3 Answers   ONGC,

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How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.

0 Answers  

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HOW TO BUILD THE SINGLE PHASE TO THREE PHASE CONVERTER? CAN PROVIDE ME CIRCUIT..THANKS

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what are the checks of diesel gensets

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Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

0 Answers   Bhel,

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how i run d.c. moter with solar panel without use of battery?

1 Answers  

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is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

0 Answers  

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Difference between HRG and NGR. Are they both the same thing

0 Answers  

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what is the use of back emf?

1 Answers  

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Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 19 points in the plane is 18

0 Answers   TCS,

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what are the colour's and their indications in bucholz relay?

4 Answers  

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