what is B , c & d curves in MCB characteristics i e Full Form of B , C & D . sir please give me answer

1 Answers   NCC,

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Why generally the Rating of Transformers are in additions of 11 i.e. 11 kVA, 22 kVa, 33 kVA, etc........

8 Answers  

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Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?

0 Answers  

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Explain how you decide what size of electrical wire do you need?

0 Answers  

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Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box

0 Answers   Siemens,

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At full load wat is the motor p.f And at no load will is the motor p.f?

0 Answers   GEPL,

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Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 Answers   L&T,

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i have 3, 75hp motors and 10, 15 hp motors....and to run this motors continously with a generator how much rating(kva) of generator will suiteble....?

2 Answers  

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what are lightning masts?what is their purpose???

1 Answers   Mecon,

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What is accuracy of a measurement?

0 Answers  

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Why ideally the internal resistance of voltmeter should be infinite and of an ammeter be zero

2 Answers  

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In transformers Which type of connection is preferred for harmonics to be minimum. primary : secondary star without neutral:open delta star with neutral :open delta star without neutral: delta star with neutral : delta explain why

1 Answers   Genco,

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