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Capacitance (A-level only)

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Question 17

Capacitor X of capacitance $C$ has square plates of side length $l$ and separation $d$ and is made with a dielectric of relative permittivity $ε\varepsilon$ .

Capacitor Y has square plates of side length $2 l$ and separation $d4\frac{d}{4}$ and is made with a dielectric of relative permittivity $ε2\frac{\varepsilon}{2}$ .

What is the capacitance of Y?

$C8\frac{C}{8}$

$2 C$

$4 C$

$8 C$

Markscheme

Capacitance (A-level only) Questions

A Level
Physics
Capacitance (A-level only)

63 exam-style questions on AQA A Level Physics Capacitance (A-level only), covering Capacitance (A-level only), Parallel plate capacitor (A-level only), Energy stored by a capacitor (A-level only), and Capacitor charge and discharge (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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