what you mean ct ratio? why use 400/5a,200/5a,150/5a ?

1 Answers  

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Differenc between the resistance and resisters?

5 Answers  

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IS there any mechanical connection between the field winding and armature winding of a dc generator?

11 Answers   IOCL,

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what do w do when the output of generator is fluctuating?

0 Answers  

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what is lowest system voltage?

7 Answers   Apex Holdings,

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An alternator is started without excitation then how much voltage it will produced at strating at full rpm??

4 Answers  

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How to calculate loses in transformer of 160 KVA ?

0 Answers   IDV,

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Scott connection is used for A 3-phase to 2-phase conversion B to achieve higher effciency C to save copper D to reduce harmonics

0 Answers  

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What are interpoles and commutation windings?Why r they used?

1 Answers  

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why ac current do not save

3 Answers  

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What are the advantages of speed control using thyristor?

0 Answers  

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I need to compare the energy consumption of an industrial machine before and after improving. Shall I compare the apparent power or the active power? I know usually factories use compensated capacitors (or other similar components) to compensate the reactive power, so if I use the apparent power, it's not the real power consumed.

2 Answers  

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