A Non-Conducting Pipe Has a Uniform Charge Density of 50 $\times$

question 63

Multiple Choice

A non-conducting pipe has a uniform charge density of 50 C/m³.The inner radius of the pipe is 25 cm,while the outer radius is 35 cm.Calculate the magnitude of the electric field at r = 30 cm.

• A)5.2 \(\times\) 10⁹ N/C
• B)2.6 \(\times\) 10¹¹ N/C
• C)8.2 \(\times\) 10¹⁰ N/C
• D)4.7 \(\times\) 10¹¹ N/C
• E)4.9 \(\times\) 10¹⁰ N/C

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Definitions:

Reality Principle

A psychoanalytic concept describing the process through which ego seeks to satisfy desire in realistic and socially appropriate ways, balancing the demands of the id and the super-ego.

Unconditional Positive Regard

A concept in humanistic psychology where an individual is accepted and loved as they are without conditions or judgment.

Conditions of Worth

Concepts in humanistic psychology referring to the stipulations set by individuals or society that dictate when people are worthy of respect or approval.

Self-Actualization

The actualization or achievement of an individual's skills and possibilities, viewed as a natural desire or necessity inherent in all people.