A Chamber That Can Be Filled with Different Gases Has

question 38

Multiple Choice

A chamber that can be filled with different gases has placed in it a source of sound that in air produces a frequency of 200 Hz and a microphone to pick up the sound for frequency analysis.First the chamber is filled with helium (speed of sound 1 000 m/s at room conditions) ,then the helium is replaced with oxygen (speed of sound 330 m/s at room conditions) ,and then finally the helium is replaced with carbon dioxide (speed of sound 269 m/s at room conditions) .In which gas is the highest frequency of sound found by the microphone during this experiment?

• A)helium
• B)oxygen
• C)carbon dioxide
• D)They all have the same frequency of sound.

---

Definitions:

Fiscal Year

A 12-month period used for accounting purposes and preparing financial statements, which may not necessarily align with the calendar year.

Stockholder's Equity

The ownership interest of shareholders in the assets of a corporation, represented by their shares of the company's stock.

Owners

Individuals or entities that hold legal possession and control over a business or asset, having a claim on the business's profits and an obligation for its debts.

Corporation

A legal entity that is separate and distinct from its owners, who are known as shareholders, and has its own rights and obligations.