When an X-Ray Beam Strikes the Surface of a Crystal

question 2

Multiple Choice

When an X-ray beam strikes the surface of a crystal with a lattice spacing of 145 nm,it produces a maximum reflection at an angle of 41.0°.What is the wavelength of the X-ray with a value of n=1?

• A) 130°
• B) 164°
• C) 158°
• D) 190°
• E) 167°

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Definitions:

MC

Marginal Cost; the cost added by producing one additional unit of a product or service, essentially the cost of producing one more of something.

Break-Even

The juncture where the overall expenditures match the total income, resulting in neither a profit nor a loss.

Economic Profits

Profits exceeding the opportunity costs of all resources used, including both explicit and implicit costs.

Accounting Profits

The difference between total revenues and explicit costs, representing the net income a company reports on its financial statements.