Intro to Torque Video Lessons

Concept

# Problem: Six forces are applied to the door in (Figure 1).Rank in order, from largest to smallest, the six torques τa to τf about the hinge on the left.

###### FREE Expert Solution

Torque:

$\overline{){\mathbf{\tau }}{\mathbf{=}}{\mathbf{r}}{\mathbf{F}}{\mathbf{s}}{\mathbf{i}}{\mathbf{n}}{\mathbf{\theta }}}$

τa = (L/2)(F)•sin90 = LF/2

τb = (L/4)2F•sin90 = LF/2

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###### Problem Details

Six forces are applied to the door in (Figure 1).

Rank in order, from largest to smallest, the six torques τa to τf about the hinge on the left.