A Charge of +40 µC Is Placed on the X-Axis

question 1

Multiple Choice

A charge of +40 µC is placed on the x-axis at x = 0. A second charge of -40 µC is placed on the x-axis at x = 50 cm. What is the magnitude of the electrostatic force on a third charge of 3.0 µC placed on the x-axis at x = 25 cm?

• A)0.0 N
• B)23.1 N
• C)34.6 N
• D)51.9 N

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Definitions:

Null Hypothesis

A default hypothesis that there is no significant difference or effect, used as a starting point for statistical hypothesis testing.

Alternative Hypotheses

A statement that directly contradicts the null hypothesis, suggesting that there is a significant difference or effect.

Population Mean

The average value of all the members of a population.

F Table

A table used in statistics to determine the critical values of the F-distribution, useful in analysis of variance (ANOVA).