Explanation:
Torque is the cross product of the radius vector and force vector:
τ = r × F
In other words, it is equal to the radius times the perpendicular component of the force.
τ = r · Ftangential
If we call θ the angle between the radius and the force, then:
τ = r · F sin θ
Answer:
Explanation:
If the fixed ladder will reach more than twenty-four (24) feet above a lower level, you as the employer are required to incorporate a personal fall arrest or ladder safety system into the installation of the ladder. For reference, this requirement is cited in OSHA Section 1910.28(b)(9)(i).
If the total length of the climb on a fixed ladder equals or exceeds 24 feet (7.3 m), the ladder must be equipped with ladder safety devices; or self-retracting lifelines and rest platforms at intervals not to exceed 150 feet (45.7 m); or a cage or well and multiple ladder sections with each ladder section not
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