Ionization energy of hydrogen is 13.6 eV. If \[h=6.6\times {{10}^{-34}}J-\]sec, the value of R will be of the order of [RPMT 1997]

• A. \[{{10}^{10}}{{m}^{-1}}\]
• B. \[{{10}^{7}}{{m}^{-1}}\]
• C. If assertion is true but reason is false.
• D. \[{{10}^{-7}}{{m}^{-1}}\]