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1. |
If 64 raindrops combine into a single big drop, then ratio of the total surface energy of the 64 drops to that of a single big drop is |
A. | 16 ∶ 1 |
B. | 8 ∶ 1 |
C. | 4 ∶ 1 |
D. | 1 ∶ 1 |
Answer» D. 1 ∶ 1 | |