6. A clothes iron is heated to 170C and is used in a room that is...

Transcribed Image Text:

6. A clothes iron is heated to 170C and is used in a room that is at 22C. Its surface area is 325 cm and the emissivity of the surface is 0.4. If the heat lost by convection and conduction is negligible, how much power must a wall outlet supply to the iron to maintain its temperature at 170C? 6. A clothes iron is heated to 170C and is used in a room that is at 22C. Its surface area is 325 cm and the emissivity of the surface is 0.4. If the heat lost by convection and conduction is negligible, how much power must a wall outlet supply to the iron to maintain its temperature at 170C?

Answer rating: 100% (QA)

To solve this problem we need to calculate the rate of heat loss by radiation from the iron and equa... View the full answer