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The dimension of the quantity 1/epsilon0...

The dimension of the quantity `1/epsilon_0 e^2/(hc)` is (e charge of electron,h Planck's constant and c=velocity of light)

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Dimension of `(1)/(4pi epsilon_(0))(e^(2))/(hc)=[M^(1)L^(3)T^(-4)A^(-2)]([A^(2)T^(2)])/([M^(1)L^(2)T^(-1)][L^(1)T^(-1)])=M^(0)L^(0)T^(0)`
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