Q. 43 Figure shows a 
connected, 3-phase distribution transformer used to step
down the voltage from 11000 V to 415 V line-to-line. It has two switches 
and
. Under normal conditions is closed and is open. Under certain special
conditions is open and is closed. In such a case the magnitude of the
voltage across the LV terminals a and c is 
(A) 240 V
(B) 480 V
(C) 415 V
(D) 0 V
Answer:(D)
Explanation:
