why the desirable efficiency for a motor is 60%, but in case of transformer, it is above 90%?

1 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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How CT & PT ratings are decided for a 11KV or 33KV transmission line?

3 Answers  

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What is the inside of ACB & VCB & SF6 breaker's pls tell me about this

2 Answers   Standard Chartered,

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in 33kv line how much current will be

3 Answers  

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where lt & ht capacitor used

0 Answers  

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What is the meaning of Insulation H for transformers????

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We are using 3core 11KV HT cable for same phase for generator outgoing, the cable leakage current is high and cable heated overly what is the remidy, if we use the 3core cable for 3phases the problem is solved are not?

1 Answers  

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generally on the roadside v hav 11kv line which is being step down to 440v line to line....so any1 can tell me which type of transformer they r using whether it is star to delta,delta to star etc...???

9 Answers   Core Solutions,

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WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

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what is active network?

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which type of capacitors using in single phase motors

1 Answers   Vishnu Infra,

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