Answer / shyamkr

its dc series motor.and various methods of it speed control
are :
1.armature resistance control
2.field control
3.armature voltage control

as per standards how many neutral earthings and body earthings are needed.please help me

2 Answers  

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there is a line fault some where on the ove head distribution line. how will i locate the fault for clearing it? ofcourse i have to megger the line but what information makes me clear that the fault is in that section of the line?

2 Answers  

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The undesirable property of an electrical insulating material is

3 Answers  

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why the transformer secondary voltage is more than the load end voltage like t/f 11KV/433V for 415V(terminal voltage)

4 Answers  

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What is the difference between rated and maximum speed of 3phase induction motor.....? Can the motor speed exceeds the rated speed..?

1 Answers  

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What is SF6 Circuit Breaker?

2 Answers   Amdocs,

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what is the purpose of bypass mode in energy lighting transformer?

0 Answers  

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what is broken conductor indication

3 Answers   KPTCL,

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Which machine u will prefer to use at where flameble gases are comming out & why?

1 Answers   NTPC,

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why the field winding of synchronous machine is excited by dc source

2 Answers  

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1 hp is equal to how much watt?

0 Answers   Blue Star,

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Why alternators are designed at 0.8 pf lag?

3 Answers  

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