Long aluminum wires of diameter 3 mm (r 2702 kg m3 and cp 0 896 kJ kg cent deg C) are extruded at a temperature of 350 deg C and are cooled to 50 deg C in atmospheric air at 30 deg C If the wire is extruded at a velocity of 10 m min, determine the rate of heat transfer from the wire to the extrusio...

Long aluminum wires are extruded at a velocity of 10 mmin and are exposed to atmospheric air The r ...

Long aluminum wires of diameter 3 mm (r = 2702 kg/m3 and cp = 0.896 kJ/kg ¢

Question:

Long aluminum wires of diameter 3 mm (r = 2702 kg/m3 and cp = 0.896 kJ/kg €¢ °C) are extruded at a temperature of 350°C and are cooled to 50°C in atmospheric air at 30°C. If the wire is extruded at a velocity of 10 m/min, determine the rate of heat transfer from the wire to the extrusion room.

Long aluminum wires of diameter 3 mm (r = 2702