An Ambulance Is Generating a Siren Sound at a Frequency

question 90

Multiple Choice

An ambulance is generating a siren sound at a frequency of 2,400 Hz.The velocity of sound is 345.0 m/s.If the observer is traveling at a velocity of 24.00 m/s toward the stationary ambulance,then what is the frequency of the siren perceived by the observer?

• A) 2,657 Hz
• B) 2,567 Hz
• C) 2,532 Hz
• D) 2,500 Hz
• E) 2,479 Hz

---

Definitions:

Capitalization

The practice of writing certain words or letters in uppercase for emphasis or to adhere to grammatical rules.

Superior

Someone or something that is higher in rank, status, or quality compared to others.

Lakes

Large, naturally occurring bodies of fresh or saltwater, surrounded by land, not part of the ocean.

Capitalization

In finance, capitalization often refers to the total market value of a company's outstanding shares, or the process of funding a project or business with capital.