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Home  >>  AIMS  >>  Class12  >>  Physics  >>  Electric Charges and Fields
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In the relation $F=K \large\frac{q_1q_2}{r^2}$ , what is the value of K in free space ?

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In SI, K is $9 \times 10^9 N m^2 C^{–2}$
answered Jun 5, 2014 by meena.p

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