what is reactive power?

2 Answers   Vestas,

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HOW TO WORK A VFD?SAY SIMPLE METHOD

1 Answers   GE,

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what does work of electrical technician in industrial

1 Answers  

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What_is_mean_by_negative_dc_voltage? why we use -48v except +48v in DC power supply systems.

2 Answers   APEL, BSES,

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can we use inductor in case of d.c.,if yes then what will happen in circuit

3 Answers   JSW,

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HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER

0 Answers   AITM,

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Differene between KVA and KW.

6 Answers   Bharti,

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WHY WE ARE DOING THE EARTHING IN A SYSTEM. SOME PEOPLE ARE TELLING FOR PROTECTION. WHAT PROTECTION GIVE ME THE CORRECT ANSWER.

2 Answers  

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what is the defination of 'Mass' & 'Weight'

3 Answers  

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What is the technical reason for adopting color coding of three phase system as RYB.

11 Answers   ABB, ERDA,

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what are cable earthing and bus earthing trucks?when and where they are used?

1 Answers  

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what is the basic differnce between ground and earth

3 Answers  

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