A Wire of Length L and Resistance R Is Cut

question 28

Multiple Choice

A wire of length L and resistance R is cut into 4 equal pieces.If the 4 pieces are now twisted together to make a wire of length L/4,what is the new resistance of the shorter wire combination?

• A)R/16
• B)R/4
• C)R
• D)4R
• E)16R

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Definitions:

Net Income

A company's total earnings or profit, calculated by subtracting total expenses from total revenues.

Income Before Income Taxes

This is the earnings of a company before accounting for income taxes, representing the amount made from ordinary operations.

Net Income

The total profit of a company after all expenses, taxes, and losses have been subtracted from total revenue.

Gross Profit

The difference between sales revenue and the cost of goods sold, indicating the efficiency of a company in managing its production and labor.