If the Half-Value Layer for a Particular Energy Gamma Ray

question 64

Multiple Choice

If the half-value layer for a particular energy gamma ray is 0.40 cm of lead.What fraction of a beam of these photons will penetrate 1.00 cm of lead?

• A) 0.40
• B) 0.18
• C) 0.067
• D) 0.60
• E) 0.72

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Definitions:

Debt to Assets Ratio

A financial ratio that measures the percentage of a company's assets that are financed by debt, used to gauge a company's financial leverage.

Total Assets

The aggregate of all resources owned by a company, valued in monetary terms.

Creditors

Individuals or institutions to which money is owed by a person or entity.

Profit Margin

Measures the percentage of each dollar of sales that results in net income; computed by dividing net income by net sales.