A 15-M String Is Held Fixed at Both Ends

question 40

Multiple Choice

A 1.5-m string is held fixed at both ends.When driven by a 180-Hz source,the string vibrates in 3 distinct segments.What is the natural fundamental frequency of the string?

• A) 30 Hz
• B) 60 Hz
• C) 90 Hz
• D) 540 Hz

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Definitions:

Secondary Follicle

A stage in the development of the ovarian follicles, characterized by the presence of two or more layers of granulosa cells around the oocyte.

Granulosa Cells

Cells that line the follicle in the ovary and are involved in the development and function of the follicle, including the production of estrogen.

Mitosis

Cell division resulting in two daughter cells with exactly the same number and type of chromosomes as the mother cell.

Graafian Follicle

A mature ovarian follicle that contains a fully matured ovum, or egg.