Question

Three point charges, two positive and one
negative, each having a magnitude of 30 ยตC
are placed at the vertices of an equilateral
triangle (43 cm on a side).
What is the magnitude of the electrostatic
force on one of the positive charges?
The value of the Coulomb constant is
8.98755 ร— 109 N ยท m2
/C
2
.
Answer in units of N.
ty

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