if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 Answers  

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tate and explain super position theorem

2 Answers  

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kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

0 Answers  

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how to find three phase complex power in per unit and MVA?

0 Answers  

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Is 3 phase induction motor can work as a generator?? if so why & how??

2 Answers   Jindal,

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dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.

0 Answers  

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what can i do, if i want to carrier in design as i am electrical engg?

3 Answers  

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What is OLTC in a transformer, specify its fuction.

35 Answers   Bhel, Isgec, L&T,

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what are smoke detectors ?

4 Answers   Indian Military Services,

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Why a motor blower cobination draw more current at winter than summer?

1 Answers  

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Whether earthmat designning is done only for sub station or it can be done for multy residential complexes also? What is the size, type & arrangement of the earth grid to be done?

1 Answers  

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what are the steps involved in generator load test?

0 Answers  

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