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EnglandPhysicsQuick questions
3.7 Fields and their consequences
Quick questions on Capacitor charge and discharge: exponential decay and time constant - AQA A-Level Physics
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
Define the time constant of a capacitor-resistor circuit. [1 mark]
What is q2?Show answer
A capacitor discharges with a time constant of . What fraction of the initial charge remains after ? [1 mark]
What is q3?Show answer
State how the half-life of a capacitor discharge relates to the time constant. [1 mark]
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