Two identical point charges of +1 µC are fixed at P(0 m, 0.10 m) and Q(0 m, −0.10 m)
PHYSICS · Single correct · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields
Problem
Two identical point charges of +1 µC are fixed at P(0 m, 0.10 m) and Q(0 m, −0.10 m). Find the magnitude of the electrostatic force on another +1 µC charge placed at R(0.10 m, 0 m). (Take k = 9 × 10⁹ N m² C⁻².)
(a) 1.27\;\text{N}
(b) 0.45\;\text{N}
(c) 0.64\;\text{N}
(d) 0.90\;\text{N}