A cubical piece of heat-shield-tile from the space shuttle measures 0.09 m on a side and...

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Physics

A cubical piece of heat-shield-tile from the space shuttlemeasures 0.09 m on a side and has a thernal conductivity of 0.065J/(s m C°). The outer surface of the tile is heated to atemperature of 1,219°C, while the inner surface is maintained at atemperature of 24°C.

(a) How much heat flows from the outer to theinner surface of the tile in 7.8 minutes?

Number: __________  Units: __________

(b) If this amount of heat were transferred to3.2 litres (3.3 kg) of liquid water, by how many Celsius degreeswould the temperature of the water rise?

Take cwater = 4186 J/kg

Number: __________  Units: __________

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