explain the f=np/120 this equ.how to come 120

3 Answers   Jayaswal Neco Industries,

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What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

0 Answers   JKN Limited,

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what is meant by neutral compensation factor and where it is used

0 Answers  

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what is auto transformer?

4 Answers  

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redundant connection in contactor?

0 Answers   Emerson,

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Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir

1 Answers   Vestas,

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In Indian Railways , how the AC motor is driven? Please explain clearly starting from the overhead 25kV supply.

1 Answers  

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WHEN TWO ALTERNATORS ARE OPERATING IN PARALLEL, EXPLAIN WHY IT IS OBJECTIONABLE TO OPERATE ONE AT A LEADING POWER FACTOR AND ONE AT THE Lagging power factor?

1 Answers  

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we are operationing 3NOs 800 Kva generators by singronyus.specialey evening time our panel trip. the panel showing generator earth fault

4 Answers   RRB,

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Define damping ratio.

0 Answers  

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How Calculat the Cable Sizing of HT/LT System & Explian by one Exampal?

1 Answers   Siemens,

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why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

0 Answers   HAL,

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