Answer / rajesh kumar reddy

if we give ac supply to dc loads the heat will be developed
due tom the presence of frequency in ac supply.

Answer / ibrahim

for example if we give ac supply to dc motor which coverts
ac into dc insie motor which cause heating the winding.......

Answer / sachin

If we provided DC supply to AC Load it wont work can burn
the load.

and DC volt if provided to AC Load will burn the load.

plz tell me about BACK emf and how it generates?

2 Answers  

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If the Supply voltage is increased by n times, the cross section of conducter will [increase/decrease] by ________ times ?

4 Answers  

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explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.

0 Answers  

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how load of a turbo generator can be increased

0 Answers  

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why test lamp didn't glow across 500v megger?

4 Answers   Aurobindo,

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What is turn ratio of a transformer?

0 Answers  

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Draw a SLD of HT distribution EB grid up to users Transformer?

0 Answers   HSL, VVL,

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why generaters need four earthings

5 Answers   Sasken,

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Whats changes in Transformer Oil BDV in changes in temp or Climate?

2 Answers   TATA,

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what happens if you swap F1 and F2 connection in the exiter of the generator?

1 Answers  

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i have 6oo kva dry type transformer and its neutral is not grounded even body of transformer ground i want to know it is safe or not ?

2 Answers  

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What is the meaning of transformer 16 / 20 mva. 

1 Answers  

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