0 votes 0 votes Two three-phase transformers are realized using single-phase transformers as shown in the figure. The phase difference (in degree) between voltages $V_{1}$ and $V_{2}$ is _______. new gate2015-ee-2 numerical-answers + – makhdoom ghaya asked Feb 11, 2017 retagged Dec 4, 2019 by go_editor makhdoom ghaya 9.4k points answer comment Share See all 0 reply Please log in or register to add a comment.