Higher Engineering Science Practice Questions - Higher Engineering Science (Qualifications Scotland SCQF Level 6) Exam

In a systems diagram representing an automated central heating system, which component represents the system boundary?

The physical outer casing and perimeter enclosing all sensors, controllers, and actuators of the heating system The main gas burner unit that generates thermal energy The ambient outdoor air temperature surrounding the building The user's setpoint temperature entered on the digital thermostat

Correct Answer:

The physical outer casing and perimeter enclosing all sensors, controllers, and actuators of the heating system

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