Why we use Y-Y connection in power transformer (8-10 MVA, 132 kV to 11 KV)and D-y in distribution transformer (2 MVA, 11 KV to 440 Volts)?

4 Answers  

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What is the starting current of a motor?

3 Answers  

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what is full wave bridge?

4 Answers  

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what is the reasons for blowing fuse

1 Answers  

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what is the excess air in furnace

0 Answers  

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The ratio of white balls and black balls is 1:2. If 9 gray balls is added it becomes 2:4:3. Then what is number of black balls ?

3 Answers   CTS,

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An input device is interfaced with Intel 8085A microprocessor as memory mapped I/O.The address of the device is 2500H.In order to input data from the device to accumulator,the sequence of instruction will be

1 Answers   GATE,

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How can you measure battery AH?

1 Answers  

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why does fans rotate in anticlockwise direction?

1 Answers  

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what is Micrologic 6.0A advantages over Micrologic 2.0A

1 Answers  

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Why should we use Star-Delta connection in step down power transformers?

7 Answers   L&T,

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minimum ohm for lighting minimum ohm for Earthing

3 Answers  

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