Answer / rajib kumar samanta

if the field winding is open then there will be no voltage against armature and the motor will not rotate.

why in 3.5 core means 3 core for phase and .5 for neutral?

1 Answers   Sodexo,

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sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

0 Answers  

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what will happen when square wave is fed into input side of 3kva transformer and what you will get on output side.

3 Answers   Blue Star,

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what is rated current and operating current?

1 Answers  

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Excat meaning of burden in only one word?

3 Answers   Bhel, DG Electricals,

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If in a 3 phase supply if the load current is 200A what value of current the each phase R,Y & B will carry?

5 Answers  

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while calculating the power absorbed by a resistor connected to the output of a half wave rectifier circuit should we use rms or average current? explain with reason.

1 Answers   Vedanta,

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why they were using TRIAC instead relay in some controllers and what is the advantages.

0 Answers  

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tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 Answers   ABB,

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1 no. 22 kV feeder is taken from state electricity board. 350 MVA is the S.C. MVA. now i am feeding this feeder to HT Panel having 2 outgoings which further supply to 2 Transformers. Can you please suggest me the type & rating of cables are 3 of these cables same? or they are different? please help...............

2 Answers   TCE,

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why do transformer humm ??????????

2 Answers  

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in transformer which grade oil will use?

3 Answers  

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