A Pulley with a Radius of 3

question 102

Multiple Choice

A pulley with a radius of 3.0 cm and a rotational inertia of 4.5 * 10^-3 kg∙m² is suspended from the ceiling.A rope passes over it with a 2.0-kg block attached to one end and a 4.0-kg block attached to the other.The rope does not slip on the pulley.When the velocity of the heavier block is 2.0 m/s the total kinetic energy of the pulley and blocks is:

• A)2.0 J
• B)12 J
• C)14 J
• D)22 J
• E)28 J

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Definitions:

Federal Government

The national government of a federated state, which shares powers with subnational governments under a system of federalism.

Maximin Criterion

A decision rule used under uncertainty, focusing on maximizing the minimum payoff or outcome.

Worst-off Person

Refers to an individual in a group or society who has the lowest welfare, income, or standard of living, often considered in discussions of equity and distributive justice.

Distribution of Income

Refers to the way in which total income is shared among the holders of different types of assets within an economy.