A Conducting Sphere 45 Cm in Diameter Carries an Excess

question 34

Multiple Choice

A conducting sphere 45 cm in diameter carries an excess of charge, and no other charges are present. You measure the potential of the surface of this sphere and find it to be 14 kV relative to infinity. The excess charge on this sphere is closest to

• A) 0.35 nC.
• B) 79 nC.
• C) 315 nC.
• D) 350 nC.
• E) 700 nC.

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Definitions:

Debt-To-Equity Ratio

An indicator of how a firm's assets are funded, reflecting the ratio of equity and debt in financing.

Equity Multiplier

A financial leverage ratio that measures the portion of a company's assets that are financed by shareholders' equity.

Net Profit Margin

A financial metric that measures the percentage of profit generated from revenue after all expenses have been subtracted.

Gross Margin

The difference between revenue and cost of goods sold, which shows the profitability of a company's core activities.