Part I vocabulary and structure: 30% A: make the best choice 1. she was able to cope the difficulties she met with A in B with C. of d. to 2. Would you mind the radio? A not turn on B. not to turn on C. not turning on D. not turned on The lion is a of courage bol B sign C. mark D anima
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