Example 2: Moment of Inertia of a disk about an axis passing through its circumference Problem Statement: Find the moment of inertia of a disk rotating about an axis passing through the disk's circumference and parallel to its central axis, as shown below.
In middle-aged adults, aldosteronism is the most common secondary cause of hyperten-. sion, and the recommended initial diagnostic test is an aldosterone/. renin ratio. Up to 85 percent of children with hypertension have an. identifiable cause, most often renal parenchymal disease.
Essential hypertension (primary, cause unknown) accounts for the majority of cases, particularly in the older patient. Secondary hypertension is commonly caused by renal disease, endocrine conditions or pregnancy : Renal disease is the most common cause of secondary hypertension .