When a Magnetic Field Causes a Charged Particle to Move

question 4

Multiple Choice

When a magnetic field causes a charged particle to move in a circular path, the only quantity listed below which the magnetic force changes significantly as the particle goes around in a circle is the particle's:

• A) energy.
• B) time to go around the circle once.
• C) momentum.
• D) radius for the circle.

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Definitions:

Marginal Tax Rate

The tax rate that applies to the next additional increment of a taxpayer's taxable income.

Taxable Income

The portion of an individual's or a corporation's income that is subject to taxation by the government.

Marginal Tax Rate

The rate of tax applied to the last dollar of income or the next dollar of taxable income earned.

Chief Executive Officer

The highest-ranking executive in a company or organization, responsible for making major corporate decisions.