If the Speed of Sound Is 340 M/s, the Two

question 49

Multiple Choice

If the speed of sound is 340 m/s, the two lowest frequencies of an 0.5 m organ pipe, closed at one end, are approximately:

• A)170 and 340 Hz
• B)170 and 510 Hz
• C)340 and 680 Hz
• D)340 and 1020 Hz
• E)57 and 170 Hz

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Definitions:

Cofactor

Nonprotein component of an enzyme, such as coenzymes and inorganic ions essential for enzyme action.

RNA

Ribonucleic acid, a nucleic acid present in all living cells, plays a role in transmitting genetic information and protein synthesis.

Single-Stranded

Refers to the structure of nucleic acids, such as DNA or RNA, consisting of a single linear chain of nucleotides.

Thymine

One of the four nucleotide bases in DNA, pairing with adenine.