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    Find the Closest Ambient Temperature

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    A fireclay brick cube, 10 cm in length is removed from a furnace where it was maintained at a temperature of 500 degrees C. The brick cube is then placed in ambient temperature conditions. The heat flow from the brick is 400 Watts. The closest ambient temperature is:

    a) 300 deg C.
    b) 200 deg C.
    c) 100 deg C.
    d) 0 deg C.

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    Solution Preview

    By Stefan's Law, P = A * e * Stefan's constant * (T^4 - Tc^4)

    P = 400 W, A = 6 * (length of ...

    Solution Summary

    Problem solved showing all the steps. The expert finds the closest ambient temperature.