A Person Is Hearing Two Sound Waves Simultaneously

question 27

Multiple Choice

A person is hearing two sound waves simultaneously.One has a period of 1.50 ms and the other one a period of 1.54 ms.What is the period of the beat due to these two waves?

• A) 0.040 ms
• B) 1.5 ms
• C) 3.0 ms
• D) 58 ms
• E) 330 ms

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Definitions:

Decubitus Ulcer

A pressure sore or ulcer that forms on the skin due to prolonged pressure, often affecting bedridden individuals.

Nail Root

The part of the nail beneath the skin, from where the nail starts to grow.

Nail Body

The visible part of the nail, made of keratin, that covers and protects the tips of the fingers and toes.

Nail Bed

Epithelial tissue resting on dermis under the nail between the nail matrix and hyponychium; contributes to the formation of the nail.