Answer / sonaali

it is an electromagnetic device for amplifying electrical
signals.

Answer / satendra

It is a device which converts the some physical quntity to
a measurable electrical signal.

mention the earthing system as per BIS?

1 Answers  

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What are the various methods for effecive earthing in a factory in a rocky terrain, where soil resistivity is extraordinarily high? The usual method of 3 m deep earth pits is not serving the purpose.

4 Answers  

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What is class X ct? What rare its uses?

2 Answers  

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if you asked to choose a ckt breaker from MCB & MCCB for 32A which one will be best and why??

7 Answers  

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Why Generator rotate only clock wise ?

8 Answers   L&T,

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In electric motors, according to the no. of compartments, The no. of input's (pantagraph collector's) were increased, why?

1 Answers  

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Explain the working principle of Synchronous Generator and Assynchronous generator?

0 Answers  

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explain the working principal of the circuit breaker?

5 Answers  

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Name different types of fault and which instrument is used to measures earth,short,open cicuit fault?

6 Answers   NTPC, Vijai Electricals,

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What is mean by power factor?

18 Answers   Shreem Electric Ltd,

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Name the earthings?

3 Answers   HSL,

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1.Why sinle phase motor is not self starting 2.working principle of alternator 4.list out electrical formula

2 Answers  

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