Answer Posted / upenderb

if a dc supply is given to field winding due to inductive effect winding gets shorted and causes damage to the winding So to limit the current high resistance is used.But armature winding has the back emf facility to overcome this drawback

What is servo lock in CNC how they work and if any parameter for them in CNC machine

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What are the application of filter?

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how to calculate the torque of a motor?

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how to generator maintenance (A Check, B check,Etc)

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actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

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how is find out kwh step by step

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why any centrifugal blower draw more current in starting. consider id fan and fd fan?

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impliment (AB)`+C to transistor representation

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Comment on the working principle of operation of a single-phase transformer.

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What is force on parallel conductors ?

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sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah

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What is the difference between AC and DC injection methods for rotor earth fault protection

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I have done my m.tech in electrical engg discipline. Can any one please suggest me how should I prepare for getting into phd in iit or nit.How should I prepare for getting into lecturership

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what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing

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Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks

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