Aux 2 Unit 6 Q1 With reference to the Electrical Circuit Diagram:(a) state the purpose of this circuit;(b) describe the functions the areas marked within the dotted lines numbered 1, 2, 3 and 4. 0 0 votes Article Rating Subscribe Login Notify of new follow-up comments new replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Most Voted Newest Oldest Inline Feedbacks View all comments