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1. |
A simple pendulum has a time period T. The pendulum is completely immersed in a non-viscous liquid, whose density is 1/10th of that of the material of the bob. The time period of the pendulum is immersed in the liquid i? |
A. | T |
B. | T/10 |
C. | ‚àö(9/10) T |
D. | ‚àö(10/9) T |
Answer» E. | |