Two Sound Waves, One Wave Is Given by Y₁ = $\omega$

question 20

Multiple Choice

Two sound waves, one wave is given by y₁ = p_o sin (kx - $\omega$ t) and the other by y₂ = p_o sin (kx - $\omega$ t + $\pi$ /2) . The amplitude resulting from the interference of the two waves is

• A) 2p_o
• C) 1.25p_o
• E) 0

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Definitions:

Polar Covalent

A type of chemical bond where a pair of electrons is unequally shared between two atoms, causing a distribution of electrical charge.

Ionic

Relating to ions; typically describes chemical bonds formed between atoms through the transfer of one or more electrons from one atom to another.

Peptide

Short chains of amino acids, typically comprising 2-50 amino acids, which can perform a variety of functions in the body.

Proton Donor

A substance that releases hydrogen ions (H+) in solution, thus behaving as an acid according to the Bronsted-Lowry theory.