You Are Driving Along a Highway at 35

question 62

Multiple Choice

You are driving along a highway at 35.0 m/s when you hear the siren of a police car approaching you from behind and you perceive the frequency as 1470 Hz. You are relieved that he is in pursuit of a different speeder when he continues past you, but now you perceive the frequency as 1400 Hz. What is the frequency of the siren in the police car? The speed of sound in air is 343 m/s.

• A)1300 Hz
• B)1320 Hz
• C)1430 Hz
• D)1360 Hz
• E)1370 Hz

---

Definitions:

Accounts Receivable

Represents money owed to a business by its customers for goods or services delivered or used but not yet paid for.

Liabilities With Priority

Obligations that have preference over others for repayment, often in the context of liquidation or bankruptcy proceedings.

Net Realizable Value

The estimated selling price of goods minus the costs of their sale or completion.

Total Payment

The complete amount that has been paid or is required to be paid for a transaction or service, including all relevant fees and taxes.