Find an expression for temperature as a function of r and t

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Reference no: EM131262631

1. An aluminum circular cylinder 50 mm in diameter with ends insulated is initially at 100?C. Approximate the temperature at the center of the cylinder after 2 s if the lateral surface is kept at 0?C.For aluminum, k = 8.6 × 10-5m² /s.

2. A circular cylinder 1 m in radius is completely insulated and has an initial temperature distribution 100r ?C. Find an expression for the temperature as a function of r and t. Write integral expressions for at least three coefficients in the series expansion.

Reference no: EM131262631

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