Machine Design
When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the

Initial tension
Sum of the initial tension and external load applied
Initial tension or external load, whichever is greater
External load applied

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Machine Design
When the shaft rotates in anticlockwise direction at high speed in a bearing, it will

Have contact at the bottom most of the bearing
Move towards right of the bearing making no metal to metal contact
Move towards right of the bearing making metal to metal contact
Move towards left of the bearing making metal to metal contact

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