A String of Linear Density $\mu$ And Length L Is Under a Constant Tension T =

question 11

Multiple Choice

A string of linear density $\mu$ and length L is under a constant tension T = mg. One end of the string is attached to a tunable harmonic oscillator. A resonant standing wave is observed

• A) at any frequency.
• B) when the frequency where n = 1, 2, 3, ...
• C) when the frequency where n = 1, 2, 3, ...
• D) when the frequency where n = 1, 2, 3, ...and v_s is the speed of sound.
• E) unable to tell

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Definitions:

Antibodies

Proteins produced by the immune system to help fight off pathogens such as viruses and bacteria.

Cytokines

Chemicals secreted by T lymphocytes in response to an antigen. Cytokines increase T- and B-cell production, kill cells that have antigens, and stimulate red bone marrow to produce more white blood cells.

Major Histocompatibility Complex

A group of genes that play a critical role in the immune system's recognition of foreign molecules.

Activates T Cells

The process involved in stimulating T lymphocytes, a type of white blood cell, to respond to pathogens or infected cells.