What is the difference between Ac curent & DC current

2 Answers   Juniper Networks,

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what happen when ac motor is connected with dc current

4 Answers  

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how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.

33 Answers   Brookfield, BSNL, DMRC, Epoch, KPTCL, Polycab, Power Control, SIEA, Siemens, Wipro,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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How to implement 6 output with 3 input NAND gate?

1 Answers  

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what is meant by transformer differential protection ?

3 Answers   BFL,

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When and where resistance earthing is used ? How to calculate the time constant for earth fault

0 Answers  

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Name different types of circuit breakers and their voltage ratings?

11 Answers   NTPC,

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How we can calculate what type of supply we need for an example sometimes we take 11 KV and sometime 33KV from EB ?

4 Answers  

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How to decide the fuse ratings for potential transformer

2 Answers   Eskom,

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in an industrical wiring, why we are using lighting DB and Power DB separately?

3 Answers  

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What are the types of the glands and difference between single and double compression type of cable Glands.

0 Answers   ABC, All Trades Electrical,

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