Explain RYB?

21 Answers  

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How much costly in percentage wise is sandwich busduct costly than air insulated busduct of any rating?

0 Answers  

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What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

0 Answers   Jindal Steel and Power,

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Necessity of transformer earthing

1 Answers  

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1.what is the reason for transformer and lightning arrester blast in 33kv system

0 Answers   ABB,

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in dc machines in the armature nature of power is ac but why we take rasistance instead of impedance?

1 Answers  

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apti mainly on logical reasoning, verbal and non-verbal ability (70 percent) and remaining technical. I was in ee but technical had mech ques like on turbines and welding.

0 Answers   TATA,

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in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

0 Answers  

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how to reduce the transformer size in ups ?

2 Answers  

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what is the thumb rule for determination resistance of resistor?

0 Answers   Siemens,

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Why motor is not calculated in kva, whereas transormers are calculated in kva

2 Answers  

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what is the advantages of Lighting transformer?.. is it possible to reduce the power consumption ?.

6 Answers   Lucas TVS,

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