How Much Power Does a Sphere with a Radius of 10

question 49

Multiple Choice

How much power does a sphere with a radius of 10 cm radiate if is has an emissivity e = 1.0 and is kept at a temperature of 400 K? The Stefan-Boltzmann constant is 5.67 x 10^-8 W/(m²·K⁴) .

• A) 60 W
• B) 70 W
• C) 180 W
• D) 210 W
• E) 360 W

Understand the significance of choosing an appropriate cost allocation base in activity-based costing.

Understand and apply the concept of departmental overhead rates.

Comprehend and calculate activity-based costing.

Calculate the company's plantwide overhead rate.

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Definitions:

Subsidiary

A company that is completely or majority-owned by another company, referred to as the parent company, which controls its operations and policies.

Convertible Bonds

Bonds that can be converted into a predetermined number of the issuing company's shares at certain times during their life, usually at the discretion of the bondholder.

Consolidated Financial Statements

Financial reports that aggregate the financial position, results of operations, and cash flows of a parent company and its subsidiaries as one entity.

Amortization

The gradual reduction of a debt over a period of time through regular payments or the systematic allocation of intangible asset costs over its useful life.