why is a earth pit 10 ft usually? And, what should be the distance betweeen two earth pit?

4 Answers  

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what happen for input voltage output voltage input current output current and kva if we increase primery winding in transformer?

1 Answers  

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model question paper for supervisor trainee

0 Answers   Bhel,

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Design and explain a circuit to produce an unregulated full wave D.C supply.

1 Answers  

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what are the 4 rules to start the motor?

0 Answers   JK Associates,

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What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

0 Answers  

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what is working process of star delta controlling circuit ?

0 Answers  

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I have CNC Turning lathe,while doing electrical preventive maintenance what should I do & please brief me plan & shedule for the same.

1 Answers   DRJ ARDE,

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How to calculate the cable size (XLPE)for suitable to 120KW load (if Motor or heaters etc)

4 Answers   SSC,

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why we r using alternator instead of d.c generator and induction generator

1 Answers  

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what is surge voltage and surge current?

2 Answers   MES,

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wat s reactive power.... how could it be compensated.....

4 Answers   TCS,

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