why using touble tube lamp use in factory?

3 Answers   ONGC,

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How to work E.L.C.B and how to connect in circuit.

0 Answers  

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Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

3 Answers  

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What will happen if primary of transformer is fed with Square wave instead of sinsoidal wave ?Will it operate or Not?

3 Answers   Areva,

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what is the formula to find out how many amps generater takes running on full load.

4 Answers  

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A electrical meter has load 500 kw. In 2 hr what rading will come on meter.

2 Answers  

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two bolbs of 100w and 40w respectively connected in series across a 230v supply.which bolb will glow bright and why?

16 Answers   DRDO, PSPCL, Siemens,

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1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?

0 Answers  

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what is recovery voltage & transient voltage ?

1 Answers   Bhel,

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

1 Answers   Focus,

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What is infinite Busbar?

4 Answers   Equate,

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how you taken aotitude test

0 Answers  

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