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1. |
A proton and an alpha particle are accelerated in a field of the same potential difference. Then, the ratio of the Broglie wavelengths associated with the moving material particles is: |
A. | 2√2 : 1 |
B. | 1 : 2 |
C. | 4 : 1 |
D. | 2 : 1 |
Answer» B. 1 : 2 | |