what was the function of the auxillary relay?

3 Answers  

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Why in india freq. is 50HZ & in U.S.A. it is 60HZ?

2 Answers   MacLellan,

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The power showed in the name plate of the motor is input power or output power?? The power showed in the name plate is 18.5kw measured current is 34.5 amps. location is india. can i calculate the efficiency of the motor using this data??

2 Answers  

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why core is useful for the transformer and in its operation

1 Answers  

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What is the use of conservater, bucchos relay, breather in a transformer?

8 Answers   Bosch, Wipro, Zadco,

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explain safety measures in alternator?

0 Answers  

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HOW SKIN EFFECT REDUCE THE CROSS SECTION OF THE CONDUCTOR

2 Answers  

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What is the working principle of MIG welding? and its out put Voltage?

0 Answers   L&T,

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why always out of the 3 phase(RYB) of supply, in Y phase w.r.t the voltage is higher? on R & B phase the voltage will be lower as compared to Y phase?

1 Answers  

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What are the safeties in elevators?what is the use of governor in elevator?

3 Answers   JLL,

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what is the difference between power and distribution transformer?

32 Answers   L&T, VJTI, Wenke Electricals,

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Briefly describe your ideal job?

0 Answers   L&T, LPGCL, ONGC,

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