Answer / karna

Method of earthing is Pipe Earthing and Plate
Earthing .Earthing we are Provided for Electrical
components by using copper cable or copper flat etc..
Earthing can measure in Ohms by using earth tester. By
pouring water regularly, adding coal and salt for every six
months

Write down the design procedure of commutaj.

0 Answers  

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why we use 50 hz frequency in india .. why not 60 hz 

3 Answers  

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power factor is max for which welding a.arc b.resistance c.gas

2 Answers   Bhel, HCL,

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testing of transformer

1 Answers   Vijai Electricals,

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how vfd drives energy save

5 Answers   PowerTech,

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transformer losses

1 Answers  

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Equal resistance of 100ohm each are connected to the arms of whestons bridge, which is supplied by 2v battery. The galvanometer can sense a current low as 1microAmp. What is the smallest resistance that can be measered.

1 Answers   GATE,

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Which standard i will refer for size of earthing conductor for equipment? (Eg:415V Switchgear, MCC, DB shall be 50x6mm GI flat)

1 Answers  

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Any one Give me formula for to increse the power factor, 0.8 to 0.95, How much the KVAr Required

9 Answers   Emerson, Rajshree Sugars, Siemens,

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line tester lamp working in which voltage?

3 Answers  

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Why distribution transformer secondary voltage is 0.433kV instead of 0.415kV.all other switchgear rating are 415 volt??

3 Answers  

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Why use prefer Dc drive in place of Ac drive for kiln Operatio in Cement Plant?

4 Answers   Orient,

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