MCQOPTIONS
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MCQOPTIONS
| 1. |
The expression for Bohr's radius of an atom is [MP PMT 1999] |
| A. | \[r=\frac{{{n}^{2}}{{h}^{2}}}{4{{\pi }^{2}}m{{e}^{4}}{{z}^{2}}}\] |
| B. | \[r=\frac{{{n}^{2}}{{h}^{2}}}{4{{\pi }^{2}}m{{e}^{2}}z}\] |
| C. | \[r=\frac{{{n}^{2}}{{h}^{2}}}{4{{\pi }^{2}}m{{e}^{2}}{{z}^{2}}}\] |
| D. | \[r=\frac{{{n}^{2}}{{h}^{2}}}{4{{\pi }^{2}}{{m}^{2}}{{e}^{2}}{{z}^{2}}}\] |
| Answer» C. \[r=\frac{{{n}^{2}}{{h}^{2}}}{4{{\pi }^{2}}m{{e}^{2}}{{z}^{2}}}\] | |