Question: Please answer part image question a) and part b. b) The speed of a wave in an air column with a fixed end and a
Please answer part image question a) and part b. b) The speed of a wave in an air column with a fixed end and a free end is 440 m/s.The frequency of the wave is 220 Hz. What length of the air column is necessary toproduce a standing wave with the second resonant length? Show your work. (3marks)

a) What type of reflection is shown here? Explain. incoming pulse
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