Question

Please help me out with thus question.
It's in the attachment.

Answer 1

Answer:

q1 + q3 = -q2

hope it helps ^^

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Answer 2

Question) Three concentric conducting spherical shells have radii r, 2r and 3r and charge q₁, q₂ and q₃ respectively as shown in the figure. Select the correct alternatives.

(a) q₁ + q₃ = –q₂

(b) q₁ = –q₂/4

(c) q₃/q₁ = 3

(d) q₃/q₂ = –1/3

Answer) (a) q₁ + q₃ = –q₂