The Displacement of a String Carrying a Traveling Sinusoidal Wave $\phi$

question 18

Multiple Choice

The displacement of a string carrying a traveling sinusoidal wave is given by At time t = 0 the point at x = 0 has a velocity of 0 and a positive displacement. The phase constant $\phi$ is:

• A) 45 \(\degree\)
• B) 90 \(\degree\)
• C) 135 \(\degree\)
• D) 180 \(\degree\)
• E) 270 \(\degree\)

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Definitions:

Sebaceous Glands

Sebaceous glands are small oil-producing glands in the skin that release sebum to lubricate and waterproof the skin and hair.

Merocrine Sweat Glands

Sweat glands that secrete their product directly onto the skin's surface without losing any cellular components, involved primarily in body temperature regulation.

Apocrine Sweat Glands

Sweat glands that produce a more viscous sweat, found in specific body areas and active from puberty onwards.

Functional Hair Follicles

Hair follicles that are actively producing hair, indicating health and vitality of the hair growth cycle.