A machine part consists of a thin 449-cm-long bar with


Question: A machine part consists of a thin 44.9-cm-long bar with small 1.96-kg masses fastened by screws to its ends. The screws can support a maximum force of 75.1N without pulling out. This bar rotates about an axis perpendicular to it at its center.Using the result of part B, what is the greatest speed the masses can have without pulling a screw?

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Physics: A machine part consists of a thin 449-cm-long bar with
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