types of arc quenching methodes

2 Answers  

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What is the distance b/w R&Y phase in 33kv T.line,11kv &440v

1 Answers   NTPC,

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how do you tell if a avalanche button diode is a p or an

1 Answers  

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Why we generate power at multiple of 11 i.e 11kv,33kv etc.

9 Answers   DTV Solutions, Havells, TCS,

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why 1.7Uo for HV cable Hi pot test?IE standard why?

0 Answers   ABB,

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why and how fault current flows through ground?

1 Answers  

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Why effective AC resistance is more than DC resistance of a transmission line?

9 Answers   HCL, ONGC,

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How are calculated the aluminium busbar cross section area?

2 Answers  

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draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

0 Answers  

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WHAT IS MEANT BY TV TERMINAL IN 500MVA TRANSFORMER?

0 Answers   KPRS, L&T,

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why we don't discuss power facter in dc?

5 Answers  

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In the solution of load flow eqation, Newton raphson method is superior to the gauss siedal method because (a)the time taken to perform one iteration in the NR method is less when compared to GS method (b)the number of iterations required in the NR method is more compared to that in the GS method (c)the number of iterations required is dependant on the size of the system in the NR method (d)convergence characteristics of the NR mehod are not affected by the selection of the slack bus

1 Answers  

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