Answer / n.bharat mohan

the main purpose of using lighting arrester is to suppress the high voltage caused due to lighting.during rainy day the effect of rain on the lighting arrestor will decrease its insulation value, which results in a heavy current to flow from the arrester, which raise to blast the arrester.

What is BUCKBOOST TRANSFORMER and Operation of Buckboost transformer?

4 Answers   Voltamp,

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my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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what will be the difference on output when 3phase I.M. is given a delta or star supply?

3 Answers  

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In a ordinary plug can we hold the earth in hane and connect the circuit to supply?will we get a shock?

5 Answers  

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active elements are those which are capable of

2 Answers  

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ohms law aplicable

16 Answers   APGenco,

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why we use single core 630mm2 cable for transformer secondary side

0 Answers  

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what happenes if the core of the transformer saturates?

4 Answers  

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explain the mode of metal iranafer in Co,welding

0 Answers  

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if d gen is 50kw,load is 60 kw,hw d gen ll supply d remaining power?

3 Answers   NHPC,

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What is the difference between acs 550 & acs 850

0 Answers   Madhucon,

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What is burden of a current transformer. What is function of core in Transformer

1 Answers   Jindal Steel and Power, NCC,

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