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# Two positive point charges of 12µC and 8µC are 10cm apart, find the work done ...

### Question

Two positive point charges of 12µC and 8µC are 10cm apart, find the work done in bringing them 4cm closer that is they are 6cm. Take $$\frac{1}{4\pi\epsilon_0}$$ $$= 9 \times 10^9\mathrm{Nm^2/C^2}$$

A) 5.8J

B) 3.8J

C) 4.8J

D) 6.8J

E) 2.8J