When a Tuba Is Played,the Player Makes a Buzzing Sound

question 21

Multiple Choice

When a tuba is played,the player makes a buzzing sound and blows into one end of a tube that has an effective length of 3.50 m.The other end of the tube is open.If the speed of sound in air is 343 m/s,what is the lowest frequency the tuba can produce?

• A)8.00 Hz
• B)12.0 Hz
• C)16.0 Hz
• D)24.0 Hz
• E)49.0 Hz

Recognize the importance of the marginal productivity of resources in determining resource allocation and production costs.

Understand the relationship between economic profit and cost-minimization/profit-maximization in resource allocation.

Understand the principle of profit maximization and how it is affected by input costs and output levels.

Grasp the concept of cost-minimization for firms using multiple inputs.

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Definitions:

Cardiovascular Fitness

The ability of the heart, blood cells, and lungs to supply oxygen-rich blood to working muscle tissues and the ability of those tissues to use oxygen to produce energy for movement.

Dynamic Fitness

Refers to the ability of an individual to perform movements with strength and energy in a range of motions, contributing to overall physical health.

Active

Engaging in physical or mental activities, often indicated by movement or participation in tasks or events.

Flexibility

The quality of bending easily without breaking, often related to muscles and joints, and its enhancement is a goal of various physical exercise programs.