Why Hg means mecuiry used in vaccum mesuring unit?

2 Answers   Manhattan,

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expalanation for 5p10 class.

6 Answers  

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what is the working principle of ceiling fan and table fan?

10 Answers   ABC, Tata Steel Limited,

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What will happen if i connect two 3-phase tranformers secondary supply on one bus bar that is R-Y-B-N?

2 Answers   GMR,

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Define magnetic centre in a motor?

1 Answers  

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what is the last range of mccb in amp?

2 Answers  

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How the starter control the starting current in three phase AC Motor?(In DC apply the reistance).

6 Answers  

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1)how many types of earth? 2)how many types of megger and how to select that range? how much time taken for megger calibration( we r using megger)

1 Answers  

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auto reclosing scheme for radial ehv feeder is to be implemented or not?

1 Answers   State Board,

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How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

0 Answers   ADS Spirits,

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Which lamp will fuse first(1)20(2)40(3)200 three lamps will fuse together

2 Answers   NTPC,

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We know no of electron and proton in atom but how many Neutron are thire in an atom ?

1 Answers   Power Grid,

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