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1. |
Masses of two substances are 1 g and 9 g respectively. If their kinetic energies are same, then the ratio of their momentum will be [BHU 2004] |
A. | 1 : 9 |
B. | 9 : 1 |
C. | 3 : 1 |
D. | 1 : 3 |
Answer» E. | |