what is difference between neutral& grounding?

6 Answers  

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Magnetizing current for induction motor compared to transformer is= A equal B more C less D depends on load

1 Answers  

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Draw the single line diagram of the power station?

0 Answers  

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what is model question rrb junior engineer electrical gr.II

0 Answers  

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If NO contact of relay gets supply from other sources or other part of circuit and at a time relay coil activates,then current will flow in which direction & will it cause to damage relay??

1 Answers  

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What are the different methods of improving power factor,especially in Wind Sector

2 Answers   Suzlon,

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To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 Answers  

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What is the difference between UPS and SMPS?

7 Answers   Mukand, NightFox,

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the winding of Generator and Motor is star or in delta ? and why

0 Answers  

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How can I calculate the trnaformer effciency at different loading condition?

2 Answers  

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what & how to check the lightning arrester

0 Answers   ABC Telecom,

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How to calculate the ups battery back up? give the formula.

15 Answers   Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA,

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