Why does the power consumed is always constant even if a fan speed is altered?

4 Answers  

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The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?

4 Answers   HCL,

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What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?

0 Answers  

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if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

1 Answers   ABB,

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resistance switching is used in case of- ? a. air blast CB b. bulk oil CB c. minimum oil CB d. all types of CB

4 Answers   HCL, SSC,

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What is vaccum currcuit breaker.define with cause and where be use it device?

0 Answers  

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what are the pecularity of shaver sockets ?

0 Answers  

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What is the BS(British Standard)code for 11kv motor

1 Answers  

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What will be the output of an alternator ,if the field current is single phase ac supply.

1 Answers   DRDO,

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What the main causes of transient interruptions on Over-Head Distribution Lines?

0 Answers   Orion Laboratories,

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Why effective AC resistance is more than DC resistance of a transmission line?

9 Answers   HCL, ONGC,

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Explain the working principle of Synchronous Generator and Assynchronous generator?

11 Answers   TATA,

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