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Q. |
In hydrodynamic bearings |
A. | The oil film pressure is generated by external pump |
B. | The oil film pressure is generated by dead weight of shaft |
C. | The oil film pressure is generated only when the shaft rotates |
D. | The oil film is sufficiently thick |
E. | None of the above |
Answer» C. The oil film pressure is generated only when the shaft rotates |
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