Electrons in an X-Ray Machine Are Accelerated from Rest Through

question 17

Multiple Choice

Electrons in an x-ray machine are accelerated from rest through a potential difference of 50 000 V.What is the kinetic energy of each of these electrons in eV?

• A)50 eV
• B)80 eV
• C)330 eV
• D)50 keV

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Definitions:

Internal Rate

A financial metric, often referred to as the internal rate of return (IRR), that calculates the profitability of potential investments.

Return

Total monetary flow of an asset as a fraction of its price.

Investment

The action or process of allocating resources, usually money, with the expectation of generating an income or profit.

Real Discount Rate

The rate used to discount future cash flows to their present value, adjusting for inflation.