Tolong jawab no.2 plis dijawab pke cara

Q₁ = 4 μC = 4×10⁻⁶ C
Q₂ = 8 μC = 8×10⁻⁶ C
r = 60 cm = 6×10⁻¹ m
k = 9×10⁹ Nm²C⁻²

F = k Q₁ Q₂ / r²
F = 9×10⁹ . 4×10⁻⁶ . 8×10⁻⁶ / ( 6×10⁻¹ )²
F = 36×8×10⁻³ / 36×10⁻²
F = 8×10⁻¹ N
F = 0,8 N