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Northern IrelandTechnology and DesignQuick questions
A2 1 Electronic and Microelectronic Control Systems
Quick questions on Open- and closed-loop control: feedback, error and PID - CCEA A-Level Technology and Design
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the key difference between open-loop and closed-loop control. [2 marks]
What is q2?Show answer
Write the equation for the error signal in a closed-loop system. [1 mark]
What is q3?Show answer
What does the integral (I) term in PID control achieve? [2 marks]
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