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

What is the meaning of CT 400-200/1-1 A ?

2 Answers   Home,

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wath is skin effect?

9 Answers  

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Dear all i am kumaravel. now in chennai. my work is control and relay panel auto cad designing.up to 11kv to 400kv then question is i am improving my knowledge. i want some books name and auther are available for this C&R panel related. plese any one help me

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If single phase supply is 220v. then why three phase supply is 660?

2 Answers  

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dear all, in motor operation , motor is of 100 hp and bimetal relay setting is 130 amp, if relay is getting tripped on 120 amp balance current what can be the reason? Relay is newly replaced. I dont know but is there any frequency effect in thit case? Can frequency variation affect bimetal relay operation?

1 Answers  

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Resistor switching is used in which type Circuit Breaker ? a) oil filled CB b) Air blast CB c) Gas filled CB

11 Answers   Engineers India Limited, wbsedcl,

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what is basic difference between the normal tube light choke and electionic choke ?

4 Answers   Amaron,

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Name a govt approved university which have 100% online engineering course.

0 Answers  

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what are cable earthing and bus earthing trucks?when and where they are used?

1 Answers  

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what is the meaning of pi value?

1 Answers  

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What is dielectric loss?

0 Answers  

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Pl.brief me any electrical major fault you have rectified.

0 Answers  

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