art I Listening Comprehension Section C Spot Dictation Directions: In this section, you will hear a passage three times. Listen carefully during the first reading. Then listen to the passage again. When it is being read the second time, you
1) (a)Study DC motors, (b) Servo motors 2) Study Stepping Motors 3) Study open-loop and closed-loop control 4) Control methods – I) Proportional feedback control – II) PID (proportional-integral-derivative) control