how to control dc motor?

0 Answers  

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how step up transformer step up the voltage and what is the reason behind it?

3 Answers  

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What is Control & Relay Panel? And Remote Control Center?

0 Answers   L&T,

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what are the disadvantages of low power factor

0 Answers   HMK,

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We have laid the single core Armoured cable 7 nos ( 2 each phase & 1 neutral ) to cater our electrical load . the issue is though we have Glanded the cable both the end also givan the earthing to the panel both the end we are facing a heavy sparking at the gland side. what could be the reason.

12 Answers  

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What is the purpose of earthing Truck ? How does it work for busbar and cables?

1 Answers  

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what is B , c & d curves in MCB characteristics i e Full Form of B , C & D . sir please give me answer

1 Answers   NCC,

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pls tell what are doing the three phase motor star and delta connetion with circuit diagram and control wiring .

0 Answers   Mukand,

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Explain why the Voltage drop will happen in 3 Phase line?

3 Answers  

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can u name the different types of motors used in different types of applications?

6 Answers   ABB, Bhel, SBQ,

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what will happen if synchronous machine rotor fed from single phase ac supply 

0 Answers  

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plz tell me the potential difference between phase and netrul

2 Answers   CGL,

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