Air Is Flowing Through a Rocket Nozzle

question 5

Multiple Choice

Air is flowing through a rocket nozzle.Inside the rocket the air has a density of and a speed of 1.20 m/s.The interior diameter of the rocket is 15.0 cm.At the nozzle exit,the diameter is 2.50 cm and the density is 1.29 kg/m³.What is the speed of the air when it leaves the nozzle?

• A) 123 m/s
• B) 176 m/s
• C) 88.0 m/s
• D) 45.7 m/s
• E) 29.3 m/s

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Definitions:

Linear Graphing

A method of representing data or functions as a straight line on a graph, which showcases a linear relationship between variables.

Exponential Growth

Increase at a rate proportional to the current value, resulting in the growth accelerating over time.

Linear Equations

Definition: Algebraic equations in which each term is either a constant or the product of a constant and a single variable.

Linear Graphing

A method for representing data or equations that result in a straight line when plotted on a graph.