what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

1 Answers  

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a induction motar has 30-35% exciting current at no load but in transformer it is only 2-3% ofbrated current why any reason?

1 Answers   century,

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How many types of earths are there?What is the maximum ohms of earthfit?

3 Answers  

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why Lightening Arrester Probe sharp at Top of telecom tower.

0 Answers   Reliance Jio,

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in power station what is the electrical circuit length of spacing between power transformer and lightning arrestors,for the voltage system of 230kv,110kv,33kv,22kv,11kv?

1 Answers  

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Technical requirement of Copper earthing over GI earthing.

1 Answers  

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what is the relationship between induction motor and transformers?

11 Answers   College School Exams Tests, Engineering, Reliance,

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definition of transformer

10 Answers  

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what are pilot cells

0 Answers   KSEB,

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how do we calculate contactor and fuse rating for a motor if its full load current is known,i want exact calculation for 1.5 kw motor????

1 Answers   Allied Group, Nucon,

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What is the difference between electric and electronic circuits?

11 Answers  

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why we need of power factor correction? give advantages

3 Answers  

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