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Q. |
The radiation heat flux from a heating element at a temperature of 800°C, in a furnace maintained at 300°C is 8 kW/m2 . The flux, when the element temperature is increased to 1000°C for the same furnace temperature is |
A. | 11.2 kW/m2 |
B. | 12.0 kW/m2 |
C. | 14.6 kW/m2 |
D. | 16.5 kW/m2 |
Answer» D. 16.5 kW/m2 |
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