Discussion
Erg second is the unit of
Answer: C
The erg second is the unit of Planck's constant.
Planck's constant has dimensions of energy times time, \(\mathrm{ML^2T^{-1}}\), so in the CGS system it is measured in erg seconds: \(h = 6.626\times10^{-27}\ \mathrm{erg\,s}\), or \(6.626\times10^{-34}\ \mathrm{J\,s}\) in SI.
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