A Potter's Wheel Has the Shape of a Solid Uniform $7.0 \mathrm {~kg}$

question 30

Multiple Choice

A potter's wheel has the shape of a solid uniform disk of mass $7.0 \mathrm {~kg}$ and radius 0.65 m.It spins about an axis perpendicular to the disk at its center.A small 2.1 kg lump of very dense clay is dropped onto the wheel at a distance 0.41 m from the axis.What is the moment of inertia of the system about the axis of spin?

• A)1.8 kg ∙ m²
• B)1.5 kg ∙ m²
• C)0.40 kg ∙ m²
• D)2.5 kg ∙ m²

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Definitions:

Hypothetical Thinking

The ability to consider possibilities, propositions, and scenarios that are not immediately physically present or proven.

Concrete Operational Stage

A stage of cognitive development in Jean Piaget's theory where children aged about 7 to 12 years understand and apply logical operations to concrete situations but not to abstract concepts.

Sensorimotor Stage

The first stage in Piaget's theory of cognitive development, where infants learn about the world through sensory experiences and manipulating objects.

Physical Development

The development beginning in early childhood and extending into late adolescence, focusing on the improvement of both gross and fine motor abilities along with pubertal changes.