Answer / sudhanshu shekhar

Life expectancy for molded case circuit breakers in the industry is generally expected to be about 30 years.

what is emitter follower configuration? and what are it's features?

1 Answers   IBM, TATA,

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technical questions asked by visa steel interview plg get me!

1 Answers   LG, Visa Steel,

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Why all voltage level are multiples of 11, like 220V, 440V, 1100V instead of 200V, 400V, 1000V?

9 Answers   Indian School of Mines,

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Why VCB and SF6 breakers to be used in HT used by cant ACB of higher rating to be used for 11kv and 33kv.

8 Answers   TCS,

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why we don't use earthing as neutral?

1 Answers  

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how to calculate the chiller load from TR to KW?

0 Answers  

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How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

2 Answers  

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After synchronization with grid how to maintain the power factor in lagging or in leading? if lead of lag what is the problem?

3 Answers  

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How to calculate the cable size for particular load

2 Answers   Knight Frank,

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The formular of how to calculate a cross sectional cable to feed an electric motor. Examle: 15KW, 26.1A, 415V. Calculate the cable size in mm2

3 Answers   Sona,

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The neutral to earth connection in my industry is showing a zero reading (shorted). I have a machine which has to be installed where neutral to earth is not shorted and shows a leak voltage <3 Volts. Please suggest me how it is possible.

6 Answers  

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Please let me know when replacing electromechanical Relays for protection of generators with sr489 multilin Relay, then there is no need to use 86 master trip relay Too. I am wondering this multilin relay has no contact to Stop breaker reclosing as 86 does

1 Answers   Neucel,

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