Three charges \( +\mathrm{q},+2 \mathrm{q} \) and \( +4 \mathrm{q} \) are connected by strings a...

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Three charges \( +\mathrm{q},+2 \mathrm{q} \) and \( +4 \mathrm{q} \) are connected by strings as shown in the figure. What is ratio of tensions in the strings \( \mathrm{AB} \) and \( \mathrm{BC} \).
P
W
(A) \( 1: 2 \)
(B*) \( 1: 3 \)
(C) \( 2: 1 \)
(D) \( 3: 1 \)
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