what are smoke detectors ?

4 Answers   Indian Military Services,

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in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks

0 Answers  

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What is the use of insulation tester and how it is to be used.

2 Answers  

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Why air gap in rotating machines should be small?

3 Answers  

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what is mean by current? and voltage?

4 Answers  

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what happens when dc supply is given to the transformer?

3 Answers  

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What will happen to transformer if we gave 5HZ input instead of 50/60Hz??? explain with reason

2 Answers  

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In Railway,why we are used HT Line 25KV ?.why we are not used 11KV,33KV and others for This?

37 Answers   Airtel, BSNL, RRB,

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one conductor length is L.and i am strech uniformly this conductor and made length is 2L.so resistance of this strech conductor is R=4R..but i want to know about area of stech conductor hows it become a/2..

0 Answers   Infosys, ME,

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what is package substation.how many types they have

0 Answers   ABC,

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What we change frequency from transformer. yes or no

3 Answers   Intas,

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What is the reason of using bus-bars on the secondary on the LT transformers?

2 Answers  

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