Three Joggers Are Running Along Straight Lines as Follows: Jogger

question 22

Multiple Choice

Three joggers are running along straight lines as follows: Jogger A, with a mass of 55.2 kg, is traveling along the line y = 6.00 m at 3.45 m/s in the positive x-direction. Jogger B, with a mass of 62.4 kg, is traveling at 4.23 m/s along the line x = 3.00 m in the positive y-direction. Jogger C, with a mass of 72.1 kg, is traveling at 4.75 m/s along the line x = -5.00 m in the negative y-direction. What is the total counterclockwise angular momentum of the three joggers about the origin?

• A) 680 kg∙m²/s
• B) 3650 kg∙m²/s
• C) 1340 kg∙m²/s
• D) 2060 kg∙m²/s
• E) 1930 kg∙m²/s

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Definitions:

Back

To return to a previous position or condition, or the posterior part of the human body.

Chest

refers to the front surface of the body enclosed by the ribs, extending from the neck to the abdomen and housing organs such as the heart and lungs.

Ablation

Removal of cells or tissues, often through surgical means.

Cortex Removed

Describes a condition or experimental scenario where the outer layer of the cerebrum (cortex) is surgically removed or absent.