An 80-Cm Radius Disk with a Rotational Inertia of 0

question 76

Multiple Choice

An 8.0-cm radius disk with a rotational inertia of 0.12 kg.m² is free to rotate on a horizontal axis.A string is fastened to the surface of the disk and a 10-kg mass hangs from the other end.The mass is raised by using a crank to apply a 9.0-N.m torque to the disk.The acceleration of the mass is:

• A)0.50 m/s²
• B)3.9 m/s²
• C)6.0 m/s²
• D)12 m/s²
• E)20 m/s²

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Definitions:

Performance Measures

Metrics used to evaluate the efficiency, effectiveness, and performance of an organization's activities or employees.

Incentives

Rewards or benefits offered to encourage specific actions or behaviors, particularly in contexts of employment or economics.

Incremental Costs

The additional costs incurred when increasing the level of an activity or output by one unit.

Production Capacity

The maximum output that a manufacturing facility can produce under normal working conditions.