A Standing Wave Is Set Up in a 100-Cm String

question 32

Multiple Choice

A standing wave is set up in a 100-cm string fixed at both ends.The string vibrates in 5 distinct segments when driven by a 120-Hz source.What is the wavelength?

• A) 10 cm
• B) 20 cm
• C) 40 cm
• D) 80 cm

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Definitions:

High-low Method

A technique used in cost accounting to determine the variable and fixed components of a cost by analyzing the highest and lowest activity levels.

R-squared

R-squared is a statistical measure that represents the proportion of the variance for a dependent variable that's explained by an independent variable or variables in a regression model.

High-low Method

A technique used in managerial accounting to estimate fixed and variable costs associated with production or business operations based on the highest and lowest levels of activity.

Cost Estimation

The process of forecasting the cost of completing a project with a defined scope.