The Intensity Level of Sound 18 M from a Jet

question 39

Multiple Choice

The intensity level of sound 18 m from a jet airliner is 120 dB.At what distance from the airplane will the sound intensity level be a tolerable 100 dB? (Assume spherical spreading of sound. )

• A) 13 m
• B) 120 m
• C) 360 m
• D) 232 m
• E) ​8 m

---

Definitions:

Job Order Costing

A cost accounting system that accumulates costs according to individual jobs or orders, suitable for customized orders.

Process Cost System

An accounting system used to apply costs to similar products that are mass produced in a continuous fashion.

Customers' Specifications

Detailed descriptions provided by customers outlining how they want their ordered products or services to be produced or delivered.

Factory Overhead

This refers to all the indirect costs of production that are not directly tied to a specific product, including utilities, maintenance, and salaries of non-direct labor employees.