tolong di jwab dong pke cara. mksh.

Dik
Q= 6×10^-6
r= 3 cm = 3×10^-2
Dit
E=...?
Jawab
E= K Q/R²
= 9×10^9 6×10^-6/ (3×10^-2)²
= 9×10^9 6×10^-6/ 9×10^-4
= 54 × 10³× 10⁴ / 9
= 6 × 10^7 N/C (A)