In case of synchro error detector the electrical zero position of control transformer is obtained when angular displacement between rotors is

In case of synchro error detector the electrical zero position of cont

1.	In case of synchro error detector the electrical zero position of control transformer is obtained when angular displacement between rotors is
A.	zero
B.	45¬∞
C.	90¬∞
D.	180¬∞
Answer» D. 180¬∞