Question

13. An open pipe of length 0.39 m vibrates in the third harmonic with a frequency...

13.

An open pipe of length 0.39 m vibrates in the third harmonic with a frequency of 1400Hz. What is the distance from the center of the pipe to the nearest antinode?

0 cm

13 cm

6.5 cm

9.8 cm

3.2 cm

14.

Wave speed (v) equals the product of

wavelength and amplitude

amplitude and frequency

frequency and period

wavelength and frequency

15.

A standing wave of the fifth harmonic is induced in a stopped pipe of length 1.5m. The speed of sound through the air of the pipe is 340m/s. How many antinodes form in the standing wave pattern?

5

3

7

4

6
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