The Planck constant is 6.626imes10−346.626 imes 10^{-34}6.626imes10−34 J s. Express this in units of eV s (electron-volt seconds), given 1 eV = 1.602imes10−191.602 imes 10^{-19}1.602imes10−19 J.
4.136imes10−154.136 imes 10^{-15}4.136imes10−15 eV s
1.062imes10−521.062 imes 10^{-52}1.062imes10−52 eV s
2.418imes10142.418 imes 10^{14}2.418imes1014 eV s
6.626imes10−156.626 imes 10^{-15}6.626imes10−15 eV s
Related Questions
A physical quantity of the dimensions of length that can be formed out of c, G and is [c is velocity of light, G is universal constant of gravitation and e is charge]
c2[Ge24πε0]1/2{c^2}{\left[ {G\frac{{{e^2}}}{{4\pi {\varepsilon _0}}}} \right]^{1/2}}c2[G4πε0e2]1/2
1c2[e2G4πε0]1/2\frac{1}{{{c^2}}}{\left[ {\frac{{{e^2}}}{{G4\pi {\varepsilon _0}}}} \right]^{1/2}}c21[G4πε0e2]1/2
1cGe24πε0\frac{1}{c}G\frac{{{e^2}}}{{4\pi {\varepsilon _0}}}c1G4πε0e2
1c2[Ge24πε0]1/2\frac{1}{{{c^2}}}{\left[ {G\frac{{{e^2}}}{{4\pi {\varepsilon _0}}}} \right]^{1/2}}c21[G4πε0e2]1/2
