Why did persia give economic control to russia and britain?

It is an imaginary transformer which has no core loss, no ohmic resistance and no leakage flux. The ideal transformer has the following important characteristic. The resistance of their primary and secondary winding becomes zero. The core of the ideal transformer has infinite permeability.

The reason why Persia gave economic control to Russia and Britain was because of their superior military power that Persia didn't have. Also, because Persia had financial problems.

hello! : )

i think a judge or jury, as they preside over the court and is the central figure in a trial.

hope this and i hope i answered in time!

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