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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Units and Measurement
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If $h$ - is plank constant,e charge then dimension of ohm is same as

\[(a)\;\large\frac{h}{e} \quad (b)\;\frac{h^2}{e}\quad (c)\;\frac{h}{e^2}\quad (d)\;\frac{h^2}{e^2} \]

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unit of $h$ is $JS \qquad e-charge$
$\large\frac{h}{e^2}=\frac{work\;done \;\times \;time}{Q^2}$
So ( c ) is the correct answer.
answered Jun 18, 2013 by meena.p
edited May 30, 2014 by lmohan717

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