A Standing Wave Is Set Up in a 2

question 28

Multiple Choice

A standing wave is set up in a 2.0-m string fixed at both ends.The string vibrates in 3 distinct segments when driven by a 120-Hz source.In how many distinct standing wave segments will the string vibrate if the tension is increased by a factor of 4?

• A) 3
• B) 6
• C) 9
• D) No standing wave pattern occurs.

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Definitions:

Sequential Method

A research or problem-solving technique that involves proceeding through a series of steps in order, one after the other.

Developmental Research Designs

Research methods used to examine changes in behavior or abilities over time, typically used in psychological and educational studies.

Panel Study

A type of longitudinal study where data are collected from the same subjects at multiple points in time, useful for identifying trends and changes.

Interrupted Time Series Design

Interrupted time series design is a research method that examines the effects of an intervention by analyzing observations before and after the intervention in a time series.