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

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Stock Split

A corporate action that increases the number of a corporation's outstanding shares by dividing each share, which typically reduces the share price.

Par Stock

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A type of preferred stock that entitles shareholders to receive dividends in arrears before any dividends can be distributed to common stockholders.

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The nominal or face value assigned to common shares by the company's charter, which has little relation to the market value of the shares.