An Electron Which Moves with a Speed of 3

question 68

Multiple Choice

An electron which moves with a speed of 3.0 x 10⁴ m/s parallel to a uniform magnetic field of 0.40 T experiences a force of what magnitude? (e = 1.6 x 10^-19 C)

• A)4.8 x 10^-14 N
• B)1.9 x 10^-15 N
• C)2.2 x 10^-24 N
• D)zero

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Definitions:

Aggregate Demand

The total amount of goods and services demanded in an economy at a given overall price level and in a given time period.

Price Level

A measure of the average prices of goods and services in an economy at a given time, indicating the cost of living or inflation rate.

Dividend Yield

An economic indicator demonstrating the ratio of a company's annual dividends to its stock price.

Constant Rate

A fixed rate that does not change over the specified period of time.