Answer Posted / dimple suman

inspite of isolator is an off load nd circuit breaker is on load device ,the another major difference is that isolator lakes 7 minutes for starting while circuit breaker takes 1mili second that is why we prefer circuit breaker more than isolator

I'm looking for a mnaual set for a Teradyne J750. Softcopy would be preferred but I'll take what I can get.

2200

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What is the difference between Static and servo controlled voltage stablizer?

2179

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what is earth pit , how we can measured it, what earth rods reference

2614

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hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1881

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what is the difference b/w ground & virtual ground?

2312

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how works inductive &capacitive sensors?

1965

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how can i get the formula to find out the cable size if i know the load of main fuse protection.

1936

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can some one clearly explain why -48 volt DC use in telecom site????

1689

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How do you compute voltage drop and cable size over distance?

2268

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Zone of protection and tripping scheme of arc protection relay.

1869

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diff.between servo motor and ac motor

2051

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why do we use 25kv supply for traction purpose?

1914

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what is the use of static frequency converter and static excitation equipment? and where it is employed? for what?

3481

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What is transformation ratio what it describes?

1703

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Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m

5206

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