A Stationary Railroad Whistle Is Sounded

question 39

Multiple Choice

A stationary railroad whistle is sounded. An echo is heard 5.0 seconds later by the train's engineer. If the speed of sound is 343 m/s, how far away is the reflecting surface?

• A)68 m
• B)140 m
• C)860 m
• D)1700 m
• E)2000 m

Understand the mechanisms through which bureaucracies are held accountable and reviewed.

Recognize the role of independent agencies and how they differ from cabinet departments.

Understand the principles and history of the civil service system, including the Merit System and the Pendleton Act.

Recognize the legislation related to federal employment and political activities, including the Hatch Act and the Whistleblower Protection Act.

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Definitions:

Overhead Cost Applied

The allocation of indirect costs, such as utilities and rent, to specific products or departments within a company based on predetermined rates or bases.

Work In Process Inventory

The value of partially completed goods or products in the production process.

Standard Costing System

A cost accounting system that uses standard costs for materials, labor, and overhead to control actual costs and measure performance.

Fixed Overhead Volume Variance

The difference between the budgeted and actual volume of production, multiplied by the fixed overhead rate, indicating inefficiencies in utilizing production capacities.