Physics · 2015
JEE Main · 11 April 2015, Shift 1 · Q1
If electronic charge e, electron mass m, speed of light in vacuum c and Planck's constant h are taken as fundamental quantities, the permeability of…
If electronic charge e, electron mass m, speed of light in vacuum c and Planck's constant h are taken as fundamental quantities, the permeability of vacuum $\displaystyle \mu_0$ can be expressed in units of :
Official answer
(3)
$\displaystyle \left(\frac{\mathrm{h}}{\mathrm{ce}^2}\right)$
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JEE Main 2015 Physics question, with the answer from NTA’s final answer key. Where our answers come from.