The Axis of a Long Hollow Metallic Cylinder (Inner Radius

question 143

Multiple Choice

The axis of a long hollow metallic cylinder (inner radius = 1.0 cm,outer radius = 2.0 cm) coincides with a long wire.The wire has a linear charge density of -8.0 pC/m,and the cylinder has a net charge per unit length of -4.0 pC/m.Determine the magnitude of the electric field 3.0 cm from the axis.

• A)5.4 N/C
• B)7.2 N/C
• C)4.3 N/C
• D)3.6 N/C
• E)2.4 N/C

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Definitions:

Odds

A ratio representing the probability that a particular event will take place compared to the probability that it will not.

Logistic Regression

A statistical method used for modeling the outcome of a binary dependent variable based on one or more predictor variables.

Test Statistic

A value calculated from sample data to evaluate a hypothesis in statistics.

Wald Statistic

A statistic used to test the significance of individual coefficients in the context of a larger model.