his question tests he wave equation may be studied by separation of variables: u(x, t) = X(x)T(t). (a)-k² X(2), what is the ODE obeyed by T(t)? T- Which of the following solutions obey the boundary conditions X(0) = 0 and X (L) = 0? [tick all that are correct-points will be deducted for wrong enswers] (2k+1) m sin( ) for k integer sin(3) □sin() □ sin(2) sin() for k integer sin() 2L don of variables as applied to

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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This question tests understanding of separation of variables as applied to PDEs.
The wave equation
1,0³
=
may be studied by separation of variables: u(x, t) = X(x)T(t).
If(x) = -k² X(a), what is the ODE obeyed by T(t)?[]
ᏯᎢ .
dt²
Which of the following solutions obey the boundary conditions X(0) = 0 and X (L) = 0? [tick all that are correct-points will be deducted for wrong
answers]
(2k+1) ma
2L
□sin(3)
for k integer
□sin() □ sin(2)
sin(
sin() for k integer
□sin()
Transcribed Image Text:This question tests understanding of separation of variables as applied to PDEs. The wave equation 1,0³ = may be studied by separation of variables: u(x, t) = X(x)T(t). If(x) = -k² X(a), what is the ODE obeyed by T(t)?[] ᏯᎢ . dt² Which of the following solutions obey the boundary conditions X(0) = 0 and X (L) = 0? [tick all that are correct-points will be deducted for wrong answers] (2k+1) ma 2L □sin(3) for k integer □sin() □ sin(2) sin( sin() for k integer □sin()
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