The magnitude of electric force on 2 µC charge placed at the center O of two equilateral triangles, each of side 10 cm, as shown in the figure, is P. If charges A, B, C, D, E, and F are 2 µC, 2 µC, 2 µC, –2 µC, –2 µC, and –2 µC respectively, then P is:

Question

TestHub · Accepted Answer

The given figure shows a force diagram for the charge at O due to all other charges, with $r = \frac{10}{3} c m$ .

$F_{n e t} = 2 F + 4 F cos 6 0^{\circ} = 4 F$

$= 36 \times 4 \times 300 \times 1 0^{-3} N = 43.2 N . (T o w a r d s E)$

Physics - Elecrostatics Question with Solution | TestHub

Options:

Doubts & Discussion

JEE Advanced 2026