Answer / k.prakashchandra

In case of DC traction motors initially electrical braking
is employed by increasing field excitation to feed the power
to system and later, mechanical brakes are applied.

Answer / mehul

Regenerative braking .....

WHY TERTIARY OF POWER TRANSFORMERS IS LOADED WITH EQUIPMENTS LIKE CT,PT,ISOLATOR AND CB

0 Answers  

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why the transformer neutral give to the earth ?

2 Answers   Jindal, JLL,

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What is the difference between Busbar Chambar, MCCB board and MCB Board? How to choose to use which one in the system?

2 Answers  

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What can you contribute to the progress of our Company as an employee if you are selected?

0 Answers  

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Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

0 Answers   DAE, Tata Chemicals,

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I have tow 200 KVA UPS, both are in parallel mode.My question is that, both are running on battery when power fail, if one of them fail (Eg rectifire fails or some other reason), at thet time reverse power will come to faild ups if it comes then it will harm to failed ups or not? if not then how it protects to faied ups????????????????

1 Answers  

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what are tpes of insulaors& its uses

1 Answers   ABC,

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why can we use cosine wave instead of sine in ac supply as both have same rms vale and ripple factor

0 Answers   Indcoil Transformers, Power Grid,

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WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

0 Answers  

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Explain the working of any one cutting machine

0 Answers   Mahatma Gandhi University,

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What is the out put of a CT? How the ratio is decided ?

1 Answers  

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Which Kind of machines(in terms of poles) give the smoothest DC

0 Answers  

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