An Electron of Mass 9

question 33

Multiple Choice

An electron of mass 9.11 × 10−³¹ kg moves with a speed of 0.800c.What is its kinetic energy? (c = 3.00 × 10⁸ m/s)

• A) 5.47 × 10−¹⁴ J
• B) 2.05 × 10−¹⁴ J
• C) 3.90 × 10−¹⁴ J
• D) 6.22 × 10−¹⁴ J

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Definitions:

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Goods or services that are used together, so that the consumption of one enhances the consumption of the other.

Substitutes

Products or services that can replace each other in satisfying a consumer's needs or wants.

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The total amount of goods and services that consumers purchase and use within a month.

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The total earnings received by an individual or entity on a monthly basis, from sources such as employment, investments, and other income.