F = k . Q1 . Q2/r²
= 9 . 10⁹ . 15 . 25/ (5 . 10^-2)²
= 9 . 10⁹ . 15 . 25/ 25 . 10^-4
= 9 . 10¹³ . 15
= 135 . 10¹³ N
*
F = gaya Coulomb (N)
k = konstanta (9 . 10⁹ Nm²/c²)
Q = muatan listrik (Couloumb/C)
r = jarak (m)
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Verified answer
F = k . Q1 . Q2/r²
= 9 . 10⁹ . 15 . 25/ (5 . 10^-2)²
= 9 . 10⁹ . 15 . 25/ 25 . 10^-4
= 9 . 10¹³ . 15
= 135 . 10¹³ N
*
F = gaya Coulomb (N)
k = konstanta (9 . 10⁹ Nm²/c²)
Q = muatan listrik (Couloumb/C)
r = jarak (m)