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1. |
_The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is$? |
A. | ρ ω2 r2 |
B. | 2ρ ω2 r2 |
C. | ρ ω2 r2/2 |
D. | ρ ω2 r2/4 |
Answer» D. ≈ì√Ö ≈ì√¢2 r2/4 | |