tolong butuh bantuan yg pasti dong
 
  
 
  
Jawaban:
Qa = 10 mC = 0,01 C
Qb = 3 mC = 0,003 C
Qc = 20 mC = 0,02 C
r1 = r2 = r = 0,2 m
k = 9x10⁹ Nm²/C²
Fb = ?
Fb = Fa - Fc
Fb = k Qa Qb /r² - k Qc Qb /r²
Fb = k Qb/r² (Qa - Qc)
Fb = 9x10⁹ x 0,003 /0,2² (-0,01)
Fb = -6,75x10⁶ N (negatif arah ke kiri)
*maaf klo tdk benar
*biasakan cari jawaban lain utk dibandingkan
Penjelasan:
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