Question: A typical jar that has been tightened to a reasonable degree requires 2.0 N m to open. If you grab a 7.0-cm-diameter jar lid
A typical jar that has been tightened to a reasonable degree requires 2.0 N • m to open. If you grab a 7.0-cm-diameter jar lid with one hand so that your thumb and fingers exert equal magnitude forces on opposite sides of the lid, as in Figure P7.26, what is the magnitude of each of the forces?

FIGURE P7.26
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