Calculate the electric field intensity at a point 10m from a point charge of 2c in air?
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use the formula E = (K×q×q) ÷ ( r×r )
where r is distance from charge. K is permittivity of free space.
where r is distance from charge. K is permittivity of free space.
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Answer:
18×10^7 N/C
Explanation:
use the formula E= K×Q÷r^2 9×10^9×2÷10^2
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