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hollow cylinder has an inner radius of 5 cm and an outer radius of 10 cm. The thermal conductivity of the material is 100 W/mK.

hollow cylinder has an inner radius of 5 cm and an outer radius of 10 cm. The thermal conductivity of the material is 100 W/mK. The cylinder has a length of 20 cm and is kept at a constant temperature of 200C on the inner surface and 100C on the outer surface. Calculate the rate of heat conduction through the annulus of the cylinder.

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