The Refractive Index of a Medium Is Determined by the Ratio

question 31

Multiple Choice

The refractive index of a medium is determined by the ratio of:

• A) velocity of light in a vacuum to frequency of light in a medium
• B) frequency of light in a vacuum to frequency of light in a medium
• C) angle of refraction to angle of incidence
• D) velocity of light in a vacuum to velocity of light in a medium
• E) density of light in the medium to density of light in a vacuum

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Definitions:

Depreciation Tax Shield

A tax reduction achieved through deducting depreciation expenses, lowering taxable income.

Straight-Line Method

A method of calculating depreciation of an asset, which assumes the asset will lose an equal amount of value each year over its useful life.

CCA Rate

The Capital Cost Allowance rate, which is used for tax purposes to determine the yearly depreciation expense that can be claimed on tangible and intangible assets.

Depreciation Tax Shield

The reduction in income tax expense realized by depreciating fixed assets for tax purposes.