MCQOPTIONS
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MCQOPTIONS
| 1. |
The speed of an electron having a wavelength of \[{{10}^{-10}}m\] is [Manipal 1997; AIIMS 2002] |
| A. | \[7.25\times {{10}^{6}}\]m/s |
| B. | \[6.26\times {{10}^{6}}m/s\] |
| C. | \[5.25\times {{10}^{6}}m/s\] |
| D. | \[4.24\times {{10}^{6}}m/s\] |
| Answer» B. \[6.26\times {{10}^{6}}m/s\] | |