Engineering F599 (1) 5.0 / 5 based on 1 rating ? EngineeringEngineering Mock RevisionASOCR Created by: kemioduntanCreated on: 23-01-15 11:39 What is meant by the term 'control'? The ability to produce a desired output condition, depending on a commanded input. 1 of 8 What is a system? A collection of individual items of instrumentation, connected together to perform a specific function. 2 of 8 What does a block diagram look like? Input --> Control --> Output 3 of 8 Give example applications of control systems. Central heating system, remote control car steering, street lighting. 4 of 8 What is meant by the term 'input element'? Any system component that serves to sense a particular condition. Examples include thermistor, LDR, pressure gauge and potentiometer. 5 of 8 What is meant by the term 'output element'? Any system component tat serves to affect or change an external condition. Examples include motor, heater, bell. 6 of 8 Give examples of instrumentation displays. Seven segment display, analogue meter 7 of 8 What is meant by the term 'open loop control system'? A linear system whereby the output device is controlled in accordance with a commanded input/ 8 of 8
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