how to calculate cable bending angle in a trench?

2 Answers   Eastern Cement,

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What are the types of circuit breakers ?

6 Answers   Genco, Super Max,

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How Arc Extinguish in Minimum oil circuit breaker and What is the function of Radial and axial vents of turbulator in Minimum oil circuit Breaker Where these vents are exists.

1 Answers  

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why can't we increase the voltage by increasing the field voltage in order to get higher voltage.so that we can eliminate step up transformer

4 Answers   Bhel,

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In tranformer winding Connection Like Dyn1 ,so LV lags Hv by 30 deg and Dyn11 LV lead HV by 30,so how do this lagging and leading afffect the transformer??

2 Answers   Siemens,

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neutral,ground & earth different b/w

2 Answers  

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What is CRT (Contact Resistance Test) for Isolators or Dis- connector Switches? Why we performed it & whats the Testing procedure.

1 Answers   Siemens,

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What will be the output of an alternator ,if the field current is single phase ac supply.

1 Answers   DRDO,

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Thumb rule for capacitor bank calculation

1 Answers  

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derive the formula of amp hours is calculated for 12v battery.where no. of plates is given

1 Answers  

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What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?

0 Answers  

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what is the diffrence between earth and neutral.

1 Answers  

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