physics of music part 1

which of the following instruments is a string instrument ?

• flute

• clarinet

• drums

• guitar

waves that result from resonance of mediums

• ocean waves

• longitudinal waves

• standing waves

• transverse waves

the number of nodes and antinodes in the fundamental wave in a string ?

• 2 nodes and 1 antinode

• 2 antinodes and 1 node

• 1 node and 1 antinode

• 3 nodes and one antinode

how many wavelengths does the first harmonic have in a string ?

• one wavelength

• half a wavelength

• 2 wavelengths

• 0ne quarter of a wavelength

if the frequency of the fundamental wave was 200 Hz , what is the frequency of the 2nd harmonic ?

• 300 Hz

• 200 Hz

• 400 Hz

• 600 Hz

how many nodes and antinodes does the fundamental wave have in an air column in an open pipe ?

• 1 node and 1 antinode

• 2 nodes and 1 antinode

• 2 antinodes and 1 node

• 2nodes and 2 antinodes

how much of a wavelength does the first harmonic in a closed pipe have ?

• one half of a wavelength

• one quarter of a wavelength

• 1 wavelength

• 2 wavelengths

closed pipe instruments can produce even-numbered harmonics

• true

• false