Answer / sagar upadhyay

Depends on the device.

why master trip(86) used in eletromagnet?

1 Answers  

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How to Convert Gen KW to H.T amps ?

2 Answers  

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Why the cores of large transformers build up of circular cross section?

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WHEN SINGLE PHASE SUPPLY AS 220V, WHY THE 3 PHASE- 4 WIRE MEASURED AS 440 VOLTS INSTEAD OF 660 VOLTS (220 VOLTS PER PHASE i.e 220x3 = 660 volts ).

1 Answers  

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what will be happened when a single phase motor is supplied by the dc supply

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1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)

0 Answers   Bhel,

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How we can change the direction of rotation of Induction motor? Prove it using graphical

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what type of questions are asked and howmwny questions belong this catagory?

0 Answers   RRB,

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What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.

0 Answers   Ranbaxy,

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what is ups Paralleling? how is load sharing at that time ? what are the things we have to note that time?

1 Answers  

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For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.

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what are the tests comes under the type test, what tests comes under routine tests.

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