when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  

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why transmission is done in delta system

4 Answers  

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if 20 hp motor starts directly delta connection.motor what will be the effect.

3 Answers   HP,

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Why does The speed of motor used in elevator remain constant irrespective of load??

1 Answers  

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What is mean CT Saturation? How to calculate?

3 Answers   NetGroup, Tyco,

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What is the work of IGBT in ups?

2 Answers  

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i want to trigger ATS (Mains +Generator )from external system could any body help me in this regard ?? is it posible if yes please tell me how?

1 Answers  

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break down of electricity is more in summer or in winter ? give reason

4 Answers  

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where is the need for short circuit test for 3 see is required and why? can you explain in brief with application

0 Answers  

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Why do power lines not short out when they fall into water?

0 Answers  

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if an induction motor is operated at unity power factor what will happen? will motor run or not? kindly describe a logical answer?

2 Answers  

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

0 Answers  

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