can i able to get bhel previous exam question paper?

0 Answers   Bhel,

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Wtat is vaccum currcuit breaker.define with cause of used.and where be use it Devise .

1 Answers  

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1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?

0 Answers  

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what is GRR(Grid Rotot resistance)?Why it is used beside of LRS?

9 Answers   ACC, L&T, Sri Biotech,

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transformer is connected with 50hz and 60hz at same rating which will give more output on same rating

2 Answers   Palace Consultant,

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What does impedance in the windings of transformer signify.

2 Answers   Johnson Controls,

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Can we use a Potential Transformer for Auxilliary Power supply( Spring charge Motor, Lighting etc)?

1 Answers  

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what is meant by displacement & magnitude ?

2 Answers  

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why we are using starter

5 Answers  

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30 kva ups may kitne output voltage hote h

1 Answers   ME,

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what diff. between earth nd neutral?

3 Answers   NTPC,

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What is the difference between IGBT and TRIAC?

3 Answers  

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