which is the best book of electrical objective for placement

1 Answers  

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what are frequency changers ? Tell me about commertially availble frequency changers ?

1 Answers   GE,

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What is x/r ratio?

1 Answers  

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Tell me about Simence PLC 'BLOCK'.How many types and what for.

1 Answers   Gurit,

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why voltage is low at reciving end in summer??

4 Answers   JSW,

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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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I want definition for ABT Meter (Availability Based tariff) ?

0 Answers   Radha Regent Hotels,

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how to extend relay operating timing in 24V dc relay card (without using Timer )

0 Answers  

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how we calculate fault current& load factor or fault level&also the leakage current

1 Answers  

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what is the diffrence between dol and star delta strater? why star delta starter used instead of dol?

3 Answers  

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in three phase 11kv transformer (11kv/433v) input( R,Y,B) output (X,Y,Z,N) the connection as follows 1 phase R -open 2phase y connected to both R and y of input] 3phase B- B what is the output voltage X to N ,Y to N , Z to N

2 Answers   Bescom,

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How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

0 Answers  

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