Answer / natha

in dc traction in mumbai.the starting torque required to pull train is large here series motor comes into play and after a desired speed is achieved shunt motor runs the loco.

Answer / seshadri

we use differential compoud motors in electric welding

Can anybody tell the formula to calculate temparature rise in the cable with respect to current?

1 Answers  

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what happenes if two voltage source connected in parallel will be connected to load.

3 Answers   Efftronics Systems,

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What is a Single Phase and Three phase Power? How it will be converted or transformed into another form?

3 Answers  

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What is the Relation b/w star delta starter , DOL starter and two speed starter. if we want to rotate a 20 kw fan in 2 speeds which type of two speed starter we have 2 use?

1 Answers   ABB,

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In EB metering we face problem kva jump even in no load condition.can any one help to control this

0 Answers  

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Megar test tell sufficient resistant

1 Answers  

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How calculate cable size & voltage drop for the following requirement connected load 150 KW distance cable length 1000 M voltage 3 phase 415 v.

1 Answers  

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What is the difference between grid and off- grid system??

0 Answers   GVK,

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No load efficiency of transformer is ___________ than full load efficiency

2 Answers   PGCET,

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hi can anyone pls tell me the eee interview core questions asked in l&t

0 Answers  

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What is correction factor in Tan delta test?

1 Answers  

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Should power factor be low or high?

0 Answers  

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