Capacitor with Dielectric
Instruction:
Battery is 85 V; distance between plates is 1.2 cm
Initial Capacitance:
C
0
=
First
, click:
Disconnect Battery (Q is fixed)
Charge on the plates: Q =
Potential Energy: U
0
=
Electric Field: E
0
=
Voltage before slab: V
0
=
Second
, drag the dielectric slab into the capacitor completely (cursor), then set ε
r
.
Capacitance with dielectric: C =
Potential Energy with slab: U =
Electric Field with slab: E =
Voltage with slab: V =
Controls
Plate width w:
12
cm
Plate length l:
15
cm
Dielectric ε
r
:
1.2
Info
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Tip: After the slab is fully inserted, plate size sliders lock (to match your original behavior).