The Pull P Is Just Sufficient to Keep the 14-N

question 10

Multiple Choice

The pull P is just sufficient to keep the 14-N block and the weightless pulleys in equilibrium as shown. The tension T in the upper cable is:

• A) 14 N
• B) 28 N
• C) 16 N
• D) 9.33 N
• E) 18.7 N

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Definitions:

LDL Molecules

Low-density lipoprotein molecules; a type of lipoprotein responsible for transporting cholesterol to cells, often associated with an increased risk of heart disease.

Serum Cholesterol

The total amount of cholesterol in the serum part of the blood, considered an important indicator of heart disease risk.

Dietary Intake

The amount of food and drink consumed by an individual or group.

Thoracic Duct

Largest lymph vessel in the body, beginning at the cisterna chyli and emptying into the left subclavian vein; drains the left side of the head and neck, the left-upper thorax, the left-upper limb, and the inferior half of the body.