A mass weighting 40 lbs stretches a spring 8 inches. The mass is in a medium that exerts a viscous resistance of 11 lbs when the mass has a velocity of 2 ft/sec. Suppose the object is displaced an additional 5 inches and released. Find an equation for the object's displacement, u(t), in feet after t seconds. u(t)= Show Transcribed Text

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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A mass weighting 40 lbs stretches a spring 8 inches. The mass is in a medium that exerts a viscous
resistance of 11 lbs when the mass has a velocity of 2 ft/sec.
Suppose the object is displaced an additional 5 inches and released.
Find an equation for the object's displacement, u(t), in feet after t seconds.
u(t)=
Show Transcribed Text
Transcribed Image Text:A mass weighting 40 lbs stretches a spring 8 inches. The mass is in a medium that exerts a viscous resistance of 11 lbs when the mass has a velocity of 2 ft/sec. Suppose the object is displaced an additional 5 inches and released. Find an equation for the object's displacement, u(t), in feet after t seconds. u(t)= Show Transcribed Text
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