An 800-N Billboard Worker Stands on a 4

question 65

Multiple Choice

An 800-N billboard worker stands on a 4.0-m scaffold supported by vertical ropes at each end. If the scaffold weighs 500 N and the worker stands 1.0 m from one end, what is the tension in the rope farthest from the worker?

• A) 450 N
• B) 500 N
• C) 800 N
• D) 850 N

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Definitions:

Range Of Motion

The full movement potential of a joint, usually its range of flexion and extension; an important measurement in assessing joint functionality.

Plantar Calcaneonavicular Ligament

A supportive band of tissue found in the foot that helps maintain the arch and provides stability to the foot during movement.

Transverse Acetabular Ligament

A ligament that bridges a notch at the bottom of the acetabulum, contributing to the stability of the hip joint.

Interosseous Membrane

A fibrous membrane connecting the bones of the forearm (radius and ulna) or leg (tibia and fibula), providing stability and support.