A Constant Force of 15 N in the Negative Y

question 43

Multiple Choice

A constant force of 15 N in the negative y direction acts on a particle as it moves from the origin to the point
m.How much work is done by the given force during this displacement?

• A)+45 J
• B)−45 J
• C)+30 J
• D)−30 J
• E)+75 J

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Definitions:

Knee

The joint that connects the thigh with the lower leg, encompassing the intersection of the femur, tibia, and patella.

Adduction

The movement of a limb or body part toward the midline of the body.

Supraspinatus

A muscle located in the shoulder, responsible for horizontal arm abduction and stabilizing the shoulder joint.

Coracobrachialis

A muscle in the upper arm that acts to flex and adduct the arm at the shoulder joint.