A 1.3.6 to A 1.3.7 Worksheet Answers
Task 1. Labelled loop: Input (setpoint) → controller → actuator → process → Output; the feedback path returns from the output through the sensor / transducer back to the controller. Task 2. Measure = S; thermistor = T (accept B, since it is a sensing transducer); loudspeaker = T; converting energy = T. Task 3. Task 4 mark scheme. a) Describe the role of sensor, controller and actuator. [3] b) Explain the greenhouse...