Mohon bantuannya ………

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Mohon bantuannya .........

Mohon bantuannya ………

Rumus gaya coulomb 2 muatan

f = k frac{q1 times q2}{r}

k= 9.10^9

1)

q1= 3×10^-6

q2= 9×10^-9

F= 3×10³

3.10³=9.10^9×9.10^-9×3.10^-6/r

r=81.10^-9 meter

2)

F= 2,7.10⁴

q1= 3.10^-6

r= 3cm= 3.10^-2 meter

2,7.10⁴=3.10^-6 × q2/3.10^-2

2,7.10⁴=10^-4 × q2

2,7.10^8 coulomb = q2

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