The Speed of Sound in Air Is Approximately $340 \mathrm {~m} / \mathrm { s } .$

question 49

Essay

The speed of sound in air is approximately $340 \mathrm {~m} / \mathrm { s } .$ .The speed of sound in steel is
approximately $5900 \mathrm {~m} / \mathrm { s } \text {. }$ If your friend strikes one end of a steel pipe with a hammer while you
listen at the other end, you will hear two distinct sounds: one traveling through the air and the
other traveling through the steel pipe.If the pipe is 700 meters long, how much time elapses
between the two sounds?

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Definitions:

Net Operating Income

The total profit of a company after operating expenses are subtracted from gross income, but before taxes and interest are deducted.

Average Operating Assets

The average value of the resources used in the operations of a business, calculated over a certain period.

Sales

The total revenue a company generates from selling goods or services to customers.

Stockholders' Equity

The ownership stake of shareholders in a corporation, which is the value of the company's assets minus its liabilities.