A Spring (K = 200 N/m) Is Suspended with Its

question 32

Multiple Choice

A spring (k = 200 N/m) is suspended with its upper end supported from a ceiling. With the spring hanging in its equilibrium configuration, an object (mass = 2.0 kg) is attached to the lower end and released from rest. What is the speed of the object after it has fallen 4.0 cm?

• A) 90 cm/s
• B) 79 cm/s
• C) 96 cm/s
• D) 83 cm/s
• E) 57 cm/s

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Definitions:

Interventricular Septa

The thick wall separating the lower chambers (ventricles) of the heart.

Auricles

Auricles, in anatomy, primarily refer to the external part of the ear; however, they can also denote ear-like extensions or appendages in other organs, such as the atria of the heart.

Serous Membrane

A smooth tissue membrane consisting of two layers of mesothelium, which secrete serous fluid to lubricate and reduce friction between tissue layers.

Aortic Semilunar Valves

Valves located between the aorta and the left ventricle of the heart that prevent blood from flowing back into the heart.