Spring 2012

 Laboratory #7: Measurements in Unsteady Combustion

A data report only is required for this laboratory. Please carefully follow the instructions for data report formats.

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Additional Instructions
Use the computer to acquire at least one data set with the valve on the side of the tube open. In addition, determine the length of the Rijke tube.

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Questions
Your report must also include answers to the following questions in the appropriate section:

1. Compare the power spectra spectra of the pressure measurements to the spectra of the light emitted by the flame
2. Compare the magnitudes and phases of the three pressure signals. Do the results make sense and why?