Practice question · Numerical answer
A capacitor of capacitance 4.0 pF in vacuum is completely filled with a dielectric of relative permittivity 2.5. Compute its new capacitance in pF.
Hints
- Capacitance scales directly with relative permittivity.
- Compute 4.0 x 2.5.
Show the answer
10 (answers within ±0.2 count)
Why
pF. Every geometric factor is unchanged; only the medium’s response has altered.
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