Problem 25 Consider the following heat Problem in dimunionless variables 0o Ц = Ихх - вх tro U (0,₁t) = 0, a(t) = Derive the steady-state solution, (or stationery solution). 16 = (x (1-x²) Us

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**Problem 25**

Consider the following heat problem in dimensionless variables:

\( 0 < x < 1, \quad t > 0 \)

\[ u_t = u_{xx} - bx \]

\[ u(0, t) = 0, \quad u(1, t) = 0 \quad t > 0 \]

Derive the steady-state solution (or stationary solution).

\[ u_s = \frac{b}{6} x (1 - x^2) \]
Transcribed Image Text:**Problem 25** Consider the following heat problem in dimensionless variables: \( 0 < x < 1, \quad t > 0 \) \[ u_t = u_{xx} - bx \] \[ u(0, t) = 0, \quad u(1, t) = 0 \quad t > 0 \] Derive the steady-state solution (or stationary solution). \[ u_s = \frac{b}{6} x (1 - x^2) \]
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