A Turntable Has a Moment of Inertia of 3

question 73

Multiple Choice

A turntable has a moment of inertia of 3.00 x 10^-2 kg*m² and spins freely on a frictionless bearing at 25.0 rev/min.A 0.300-kg ball of putty is dropped vertically onto the turntable and sticks at a point 0.100 m from the center.What is the new rate of rotation of the system?

• A)40.8 rev/min
• B)22.7 rev/min
• C)33.3 rev/min
• D)27.2 rev/min

---

Definitions:

Variable Production Costs

Costs that change in proportion to the level of production activity, such as raw materials and direct labor.

Variable Costing

A costing method that includes only variable production costs in the cost of goods sold and treats fixed overhead as a period expense.

Absorption Costing

A cost calculation method in accounting that adds all expenses related to manufacturing—direct materials, direct labor, and both fixed and variable overhead—into the final cost of a product.

Directly Traced

Refers to costs or expenses that can be directly linked to a specific product, service, or department.