Automatic Control Systems - Engineering

Q1:

Consider the following statements relating to synchros
  1. Rotor of control transformer is either disc shaped or umbrella shaped
  2. Rotor of transmitter has low magnetic reluctance
  3. Transmitter and control transformer pair act as error detector
Out of above the correct statements are

A 1, 2, 3

B 1 and 2

C 2 and 3

D 1 and 3

ANS:C - 2 and 3

No answer description is available.