Learning objective
Use virtual earth ideas in op-amp circuits.
Read the explanation, check the common trap, then practise with flashcards and questions.
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Topic
Analogue signal processing
Subtopic
The ideal operational amplifier
Aqa A Level PhysicsElectronics
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Quick explanation
Use virtual earth ideas in op-amp circuits
- This point belongs to Analogue signal processing, especially The ideal operational amplifier.
- You need to be able to use virtual earth ideas in op-amp circuits.
- The key ideas to know are virtual earth.
- Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.
Key concepts
virtual earth
Why it matters
This objective helps connect The ideal operational amplifier to exam-style questions, flashcards, and revision notes for Analogue signal processing.
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Revision notestopic notes
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Open revision notesRelated learning objectives
- Explain resonance in LC circuits.
LC resonance filters
- Calculate resonant frequency where appropriate.
LC resonance filters
- Interpret frequency response curves.
LC resonance filters
- Describe filtering of signal frequencies.
LC resonance filters
- State ideal op-amp assumptions.
The ideal operational amplifier