MCQOPTIONS
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MCQOPTIONS
| 1. |
In hydrogen atom, electron makes transition from n =4 to n = 1 level. Recoil momentum of the H atom will be |
| A. | \[3.4\times {{10}^{-27}}N\text{-}\sec \] |
| B. | \[6.8\times {{10}^{-27}}N\text{-}\sec \] |
| C. | \[3.4\times {{10}^{-24}}N\text{-}\sec \] |
| D. | \[6.8\times {{10}^{-24}}N\text{-}\sec \] |
| Answer» C. \[3.4\times {{10}^{-24}}N\text{-}\sec \] | |