Common frequency of the string and the pipe
A string, 0.260 m long, vibrating in the m = 6 harmonic, excites an open pipe, 0.880 m long, into its third resonant frequency. The common frequency of the string and the pipe is closest to:
A) 485 Hz
B) 685 Hz
C) 885 Hz
D) 585 Hz
E) 785 Hz
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To test this at a significance level of 0.05, a random sample of n = 20 students was selected and the following values were observed: 26 15 10 40 10 20 30 36 40 0 5 10 20 32 16 12 40 36 10 0 Based on these sample data, what is the critical value e
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