Positive Charge Q Is Distributed Uniformly Throughout an Insulating Sphere $\pi$

question 36

Multiple Choice

Positive charge Q is distributed uniformly throughout an insulating sphere of radius R, centered at the origin.A particle with a positive charge Q is placed at x = 2R on the x axis.The magnitude of the electric field at x = R/2 on the x axis is:

• A)Q/72 \(\pi\) R²
• B)Q/8 \(\pi\) R²
• C)7Q/18 \(\pi\) R²
• D)11Q/18 \(\pi\) R²
• E)none of these

Comprehend the steps involved in the scientific process and the relevance of skepticism.

Understand how personal biases or expectations (like experimenter expectancy effects and the placebo effect) can influence research outcomes.

Identify the roles of key variables in experimental research (independent and dependent variables) and the importance of manipulation and measurement.

Understand the importance and applications of ethical and environmentally friendly product designs.

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