What is the vector diagram of a transformer?

tranformer vector group Dd 6 y11

I understand how to draw vector diagrams ie. head to to tail but in some problems where it asks for the direction you would get a different angle if i added, say, a north vector to the east vector instead of adding the east vector to the north vector...

what direction would the magnetic field vector point? in or out of the page?

what direction would the magnetic field vector point? in or out of the page?

I'm having problem at the bean machine. I got most of the part works except for the output is incorrect and I don't know why. The maxvalue function is also return the wrong value. Can someone know what is the mistakes that I've had in there please. And...

I ask this because any attempt at a vector diagram I make ends up with the two momentum vector arrows not arranged 'head to tail' as they should be.

http://sigma.octopart.com/13144/datashee… The above link takes you right to the data sheet of this wiring diagram for the 272BX Power Transformer. This is what I am trying to use to heat and power my vacuum tubes. However I am having difficulty...

if the figure attached shows a lagging power factor for a no load transformer, what would a leading diagram look like ?? thanks