A Pipe That Is 120 Cm Long Resonates to Produce

question 53

Multiple Choice

A pipe that is 120 cm long resonates to produce sound of wavelengths 480 cm,160 cm,and 96 cm but does not resonate at any wavelengths longer than these.This pipe is

• A) open at both ends.
• B) open at one end and closed at the other end.
• C) closed at both ends.
• D) We cannot tell because we do not know the frequency of the sound.

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Definitions:

Case Control Studies

Research design that compares individuals with a specific condition or disease (cases) to individuals without the condition (controls), to identify potential causes or risk factors.

Experimental Designs

Refers to a systematic method of conducting research where variables are manipulated and controlled to determine their effect on certain outcomes.

Prevalence

The proportion of a population found to have a particular condition at a specific time.

Small Correlations

Weak statistical relationships between two variables indicating that they are slightly related.