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Q4 Imagine a sphere with radius r containing a source charge, q. Use the electric field that
is generated by the source charge to find the total electric flux at some infinitesimal area, da',
at the surface of the sphere.
(i)
fĒ.dā=1
(ii)
Σ₁₁ E₁ = Ê
(iii) EE₁· dā;=
(iv)
9
r² sin dedør = da
q
(1) § Ē.dā = ª
E.
(ii) Σ²²_₁ E¡ = Ê
(ii) ΣΕ; · da;
= g
(iv) r² sin dedør = da

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