Question: Task 2: /12 A grade 11 student completed a lab activity to find the speed of sound in air using a closed-air column (closed at
Task 2: /12 A grade 11 student completed a lab activity to find the speed of sound in air using a closed-air column (closed at one end). The temperature of the room was measured to be 21 C. Using a tuning fork with a frequency of 1040 Hz, the following information was obtained about resonant lengths for the closed air column: Observations: L1 = 7.4 cm L2 = 22.5 cm L3 = 36.7 cm Questions: a) Draw each of the columns and label the nodes and antinodes.
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