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Calculate the electric potetial at the surface of a gold nucles. Given, the radius of nucleus = 6.6 xx 10^(-15) m and atomic number of gold = 79. |
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Answer» SOLUTION :Here `r = 6.6 xx 10^(-15)m`, atomic Number z = 79 `:.` Charge on gold nucleus `q = +ze = 79 xx 1.60 xx 10^(-19) C` `:.` Potential at the surface of gold nucleus `V = q/(4 pi epsi_0.r) = (79 xx 1.60 xx 10^(-19) xx 9 xx 10^9)/(6.6 xx 10^(-15)) =1.72 xx 10^7V`. |
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