Q K A Square parallel plate capacitor with side length l= 50cm and thickness d = 1mm, has charge Q = 12µC shown in the figure . The capacitor is separated from the battery. The insulator with dielectric constant K = 6 pulled out in the +x direction by the applied external force of F. Find the expression of the force F as a function of x for the interval 0

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K
A Square parallel plate capacitor with side length l= 50cm and thickness d =
1mm, has charge Q = 12µC shown in the figure . The capacitor is separated from
the battery. The insulator with dielectric constant K = 6 pulled out in the +x
direction by the applied external force of F. Find the expression of the force F as a
function of x for the interval 0<x < l. ɛ,
ignored)
9x10-12() (All frictions are
Nm2
а) F%3D (3 — 20х)-2 (N)
b) F = 9(10 – 40x)-² (N)
c) F = 2(12 – 30x)-2 (N)
d) F = 8(30 – 40x)-2 (N)
e) F = 18(21 – 60x)-² (N)
Transcribed Image Text:Q K A Square parallel plate capacitor with side length l= 50cm and thickness d = 1mm, has charge Q = 12µC shown in the figure . The capacitor is separated from the battery. The insulator with dielectric constant K = 6 pulled out in the +x direction by the applied external force of F. Find the expression of the force F as a function of x for the interval 0<x < l. ɛ, ignored) 9x10-12() (All frictions are Nm2 а) F%3D (3 — 20х)-2 (N) b) F = 9(10 – 40x)-² (N) c) F = 2(12 – 30x)-2 (N) d) F = 8(30 – 40x)-2 (N) e) F = 18(21 – 60x)-² (N)
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