The Level of Sound in Decibels (Db) Is Given by the Formula

question 14

Multiple Choice

The level of sound in decibels (db) is given by the formula , where I is the sound intensity in watts per square meter. If the sound intensity of a jet airplane is 0.001 watts per square meter at a distance of 170 meters, what is the level of the sound at this point in db, rounded to the nearest tenth?

• A) 74.7
• B) 77.2
• C) 90.0
• D) 81.1

---

Definitions:

UCC Mandated Duty

Required responsibilities established under the Uniform Commercial Code, applicable to transactions involving personal property.

Honest in Fact

Honest in fact refers to a principle in commercial law that describes being genuinely truthful and fair in one's dealings, without deception.

Perfect Tender Rule

A legal principle that demands a seller to deliver goods in accordance with the terms exactly as specified in a contract.

Conforming Goods

Products that meet the specifications and quality standards agreed upon in a contract.