MCQOPTIONS
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MCQOPTIONS
| 1. |
If the kinetic energy of an electron is 5J. Find out its wavelength. |
| A. | 0.313 x 10<sup>15</sup> m/s |
| B. | 3.013 x 10<sup>15</sup> m/s |
| C. | 3.310 x 10<sup>15</sup> m/s |
| D. | 3.313 x 10<sup>15</sup> m/s |
| Answer» E. | |