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1. |
*/*_The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r‚ÇÅ and r‚ÇÇ = External and internal radii of collar respectively)? |
A. | (1/2) μ W (r₁ + r₂) |
B. | (2/3) μ W (r₁ + r₂) |
C. | (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] |
D. | (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] |
Answer» B. (2/3) ≈í¬∫ W (r‚Äö√á√Ö + r‚Äö√á√á) | |