Answer / murali

lightning is the transfer of accumulated charges from one
cloud either to the ground or the adjacent cloud.

Answer / surya

Discharge of charge from one cloud to another or to the ground

what will happen if one of the phases from a 3-phase motor is disconnected?? stop/run at 2/3rd speed or run at same speed????

3 Answers  

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what are the oils used in transformers cooling? n which type transformer is used in power systems?

1 Answers  

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Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?

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What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.

0 Answers   DAE, Hindalco,

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take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????

0 Answers  

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When Alarm report at LED,Alarm volatge is 11-13 Volt But LED is of 3 volt.then why not it burn?

0 Answers  

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please design a rectifier with batteries for below requirement and also explain how you calculate this solution, Load = 700Amp DC Backup time = 6 hour. please explain briefly ?????

1 Answers   GNFC,

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I want to apply for ONGC recruitment 2012 .I am BE Electrical but it is mentioned that to apply for this post you have to have Electrical supervisor certificate .so please tell me from where can i get such certificate ???

1 Answers  

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what is inductance function?

3 Answers  

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what is the reason for drop in freq. from 50 hz at generating side to 49.8 ,49.6 etc.at receiving side???

2 Answers  

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What is Icu and Ics and what is difference b/w them. please tell me how to calculate a size of a copper bar for a system or a breaker... reply on... king.arish@gmail.com would be waiting for a logical answer.

0 Answers  

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what is the difference between a frequecy converter and an electric inverter?

2 Answers  

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