Answer / md shahwaz khan

Cable type

Amoung all types of short circuit faults in a transmission line which one has less number of occurance and why?

1 Answers  

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AVR is used for the Voltage regulation of the Generator using the feedback signal by exciting the field winding of the generator.But how the field winding will be excited & using what?

2 Answers   Alstom,

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What should be the values of settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot) to keep the system in transient state, to keep the system in steady state ?

0 Answers  

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out of all machines which have highest efficiency and why?

2 Answers  

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what are the factors to be considered while design the breaker either HT or LT??

0 Answers  

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Graphs of measuring power and speed on dc motor

0 Answers  

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whats the necessary to correct the power factor using capacitive banks in industries?

2 Answers  

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Is there any standard guidelines/Criteria to design NGR/NGT.?

0 Answers  

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What is the relay function?

2 Answers  

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If a fan get trip and run in reverse direction due to system flow. Now in this condition during starting how can a VFD bring this negative speed to zero and later run in forward direction?

2 Answers   Aditya Birla, Siemens,

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WHAT IS LINIER MOTOR?

4 Answers   BSNL, wbsedcl,

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How regulator control the fan speed?

4 Answers  

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