A Crystal Is Irradiated with X-Rays with a Wavelength of 0.120

question 84

Multiple Choice

A crystal is irradiated with x-rays with a wavelength of 0.120 nm.The atomic planes in the crystal are separated by 0.21 nm.At what angles of incidence with respect to the normal will the x-rays reflect from the crystal?

• A)73°,55°,31°
• B)only 55°
• C)only 73° and 31°
• D)only 73°

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Definitions:

Cost-plus Pricing

A pricing tactic in which the final sale price is established by applying a predetermined markup on top of the product's purchase cost.

Return on Investment

A financial ratio measuring the gain or loss generated on an investment relative to the amount of money invested.

Selling Price

The amount of money charged for a product or service, typically set to cover costs and generate profit.

Absorption Costing

This accounting technique aggregates the total manufacturing costs—direct materials, direct labor, and both variable and fixed overheads—into the calculation of a product’s price.