Answer / chinga

lightining spike is a simple metalic rod which only conduct
lightining current to earth. where as lighting arrester is
a nonliner resister give ashort circuited path high curent
and a open circuited path to namal power current.

What is RTCC panel and why it is required

31 Answers   RTCC, Tivoli Grand,

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what is difference between induction motor&servo motor.what r types of servo motor?how it works?

1 Answers  

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Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

0 Answers  

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what is difference between short ckt and overload?

6 Answers   Siemens,

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What is the difference between an insulator and a dielectric?

2 Answers  

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in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

0 Answers  

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what is dc mator?types of dc motor?losses in dc motor?what is the mechanical,electrical and commercial efficiency of a dc motor?

0 Answers  

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1.where in India the maximum transmission voltage is operated? 2.what the methods are used to cool down the transformer?give the specific ratings of the transformer & specific cooling process. 3.how zero & negative sequence reactances are formed in a rotating machine when fault occur in the system?

2 Answers   IES,

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what kind of motors are used in the winders of coal field?and what are the various methods of it's speed control?

1 Answers   Monnet,

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What is distance between electrical panel to land ?

0 Answers   Fresher,

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what is the disadvantage of lagging power factor & why ?

2 Answers  

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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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