I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions

0 Answers   Wipro,

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If two generator running parallel, at that condition both ngr Taken in line or taken any one ngr, but why any one or both Ngr in line? Ngr is use for which purpose?

3 Answers  

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Why voltge arev transformed in to 132KV/66/KV/33KV like that

5 Answers   HAL,

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why core is useful for the transformer and in its operation

1 Answers  

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Where we can use 3.5c cables instead of 4c cables.Why?

4 Answers  

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define regulation

3 Answers  

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How we can test the Smoke Detectors????

4 Answers   Emerson,

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how to distinguish between ac motor and dc motor without seeing name plate of it.only seeing its getup look

3 Answers   Nahar, Siemens,

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how to calculate the cable size

3 Answers  

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Which is the best protection in case of shortcircut fuses or mccb ?

2 Answers  

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how to find Harmonics and types as per the equipemnts

0 Answers  

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While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

0 Answers  

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