Why field resistance is greater than the armature resistance in dc mechine

1 Answers   Cape Peninsula University of Technology,

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what is the difference between ac and dc?which one is more efficient?and what r their advantages

1 Answers  

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we have a 2000kva step down transformer at our site. The HT side is charged from 22000V. So the primary current will be 52.48A. So why the HT breaker(SF6 ABB) is rated of 1250Amps ?

2 Answers  

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wat is d first thing to be seen 2 lay a cable in a particular area??

1 Answers  

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why current is denoted by I

7 Answers   CTS, GCT, Samtel,

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if our load is 65000 watts howcan we find out all char like cable size. mcccb etc

3 Answers  

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What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??

0 Answers   Siemens,

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What is the function of Igniter in 250 watt HPMV street light?

1 Answers  

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What descriptive information does the NEC require to be marked on all conductors?

0 Answers  

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What is 100% protection of generator? Why 95% protection is used not 100%?

9 Answers   NTPC,

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Why we are use dol starter up to 10 hp

0 Answers  

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How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?

0 Answers   Triune,

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