If m, e, ε0, h and c denote mass, electron, charge of electron. Planck's constant and speed of light, respectively, then the dimensions of me4ε02h3c are
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a
[M0LT-1]
b
[M0L-1T-1]
c
[M2LT-3]
d
[M0L-1T0]
answer is D.
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Detailed Solution
In Bohr's model, 1λ = me4ε02h3c(1n12-1n22)where λ = wavelength, n1 and n2 are principal quantum numbers.∴ [me4ε02h3c] = [L-1] = [M0L-1T0]