how to ctrl motor by use of ac or dc drive.plz explain evdintly

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Moving Iron instruments are applicable with a) DC only b) AC only c) DC & AC

14 Answers   Bhel, Engineers India, Engineers India Limited,

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how LVDT works?

2 Answers  

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What is the deffrence between Siemens S7-300 & S7-400 PLC?

4 Answers   ADC,

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What is difference between insulating medium and fault current interruption medium in a switching device.

0 Answers  

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What is bode plot?

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IS there any special instructions to be taken while installing the tranformer.

1 Answers  

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What is the generating voltage of a power station consided generally?

20 Answers   L&T,

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I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing

0 Answers  

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In dc ckt. 24v or 110v, which one is more efficient and why?

0 Answers  

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how to calculate transformer turn primary & secondary side 11kv to 420v

0 Answers  

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77 In constant power region of 3-phase IM torque-speed characteristics, the torque is proportional to A speed B slip C 1/speed D 1/slip

1 Answers  

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