How the unidirectional torque produced in dc motor

2 Answers   CGL, Sail,

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why abcd parameters are called transmission parameters

0 Answers  

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what are different type of triping equipmen like MCB,MCCB and their differences

3 Answers   ABB, Schneider, UPPCL,

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How to calculate cable size? How to O&m of vcb?

0 Answers  

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Why can we connect the mobile charger both ways?

2 Answers  

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Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?

0 Answers  

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In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?

2 Answers  

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Does RCCB do the job of MCB? Lets take 16A RCCB. it trips when residual current exceeds 30mA. does it trip in an over current situation, i.e when current exceeds 16A ??

2 Answers  

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effect of single phase transformer on full load current?

2 Answers  

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for flour light (garden light) how much deep need to put 222ov 0

1 Answers   Anantara Hotels,

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Why Magnetic Core Balance test is performed only on Star side of Transformer and not on Delta Side of Transformer (Vector Group Dyn11)?

1 Answers  

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why current coil has less number of turns compared to pressure coil?

8 Answers   Airtel,

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