15. Find the differential equation that describes the following. An 8 lb weight stretches a spring 2 feet. The weight is released from rest at a point 1 foot above equilibrium. The spring exhibits simple harmonic motion. A. x" + 8x + 0, x(0) = 1, x'(0) = 0 B. x" + 16x + 0, x(0) = 0, x'(0) = -1 C. x" + 4x + 0, x(0) = -1, x'(0) = 0 D. x" + 16x + 0, x(0) = -1, x'(0) = 0 E. None

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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15.
Find the differential equation that describes the following.
An 8 Ib weight stretches a spring 2 feet. The weight is released from rest at a point 1 foot
above equilibrium. The spring exhibits simple harmonic motion.
A. x" + 8x + 0, x(0) = 1, x'(0) = 0
С. х" + 4x + 0, x(0) - -1, х(0) - о
В. х" + 16х * 0, x(0) - 0, x (0) - -1
D. X" + 16х + 0, x(0) - -1, x (0) - о
E. None
%3D
%3D
%3D
Transcribed Image Text:15. Find the differential equation that describes the following. An 8 Ib weight stretches a spring 2 feet. The weight is released from rest at a point 1 foot above equilibrium. The spring exhibits simple harmonic motion. A. x" + 8x + 0, x(0) = 1, x'(0) = 0 С. х" + 4x + 0, x(0) - -1, х(0) - о В. х" + 16х * 0, x(0) - 0, x (0) - -1 D. X" + 16х + 0, x(0) - -1, x (0) - о E. None %3D %3D %3D
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