Four Identical Particles, Each with Mass M, Are Arranged in the X

question 56

Multiple Choice

Four identical particles, each with mass m, are arranged in the x, y plane as shown. They are connected by light sticks to form a rigid body. If m = 2.0 kg and a = 1.0 m, the rotational inertia of this array about the y-axis is:

• A) 4.0 kg . m²
• B) 12 kg. m²
• C) 9.6 kg . m²
• D) 4.8 kg . m²
• E) none of these

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Definitions:

Podocytes

Specialized cells in the kidney that form part of the filtration barrier in the glomerulus, playing a crucial role in the body's ability to filter blood and produce urine.

Glomerular Capsule

A cup-like sac at the beginning of the tubular component of a nephron in the kidney that performs the first step in the filtration of blood.

Simple Squamous Epithelium

A single layer of flat cells in contact with the basal lamina of the epithelium, known for its role in diffusion, osmosis, and filtration processes.

Frontal Plane

An anatomical reference plane that divides the body into anterior and posterior portions.