Answer / akash malhotra

The working principal of dc motor is based on faraday's law
of induction.
When a current carrying conductor is placed in magnatic
field it exprieance a torque.

Applications of dc motor are
toys,robotics,Lathes,Drills,Boring mills,Shapers,Spinning
and Weaving machines,Electric traction,Cranes,Elevators,HAir
compressor,Vacuum cleaner,Hair drier,Sewing machine

Answer / savaliya sumit j.

it convertede electricalenergy in to mechenicalenergy.
pump fan etc.

Answer / amritpal singh sidhu

DC Motor Principle: Whenever a current carrying conductor
is placed in any magnetic field it will experience a force.
Uses:- DC motor is used in traction work, toys,high torque,
crane work,elevators, etc.

Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

4 Answers   Essar,

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Between AC generator(alternator) and DC generator which can be designed for high voltage and why?

1 Answers  

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what is Real power and Reactive power ? what is difference between them ?

5 Answers  

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How many percent of power are not being registered if we bypass one side of the meter base terminal using #8 cu wire on 1-phase kwhr meter. 

1 Answers  

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define B types and C types in MCB ?

3 Answers   Bhel,

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Why not instal the NGR in 11kv/433kv trasformer?

3 Answers  

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IN CONTROL SYSTEMS Y WE NEED TO KNOW THE STABILITY OF THE SYSTEM?WHAT IS ITS PRACTICAL USE?

2 Answers  

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why only exciting current is shown not primary current in transformer???

0 Answers  

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We have Diesel generator of 200KW. fuel consumption is always same,even connected light load or full load. Is it right?

0 Answers   ARDE,

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why voltage rating not mention at HPSV or HPMV lamps?

2 Answers   OPS,

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why transmition and distribution and genaration of voltage in multible of 11 means 220v,440v,11kv,22kv,,,...so on

3 Answers  

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explain transformer ct connection?

0 Answers  

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