Question
A 0.10 cm diameter and 15 cm long wire has been laid horizontally and submerged in water at atmospheric pressure. The wire has a steady state voltage drop of 14.5 V and a current of 42.5 A. Determine the heat flux of the wire.
The following equation applies for water boiling on a horizontal submerged surface
H = 1.54 (Q/A)^0.75 = 5.58 (d t)³ W/m² K
where Q/A is the heat flux rate in W/m² and d t is the temperature difference between surface and saturation.
The following equation applies for water boiling on a horizontal submerged surface
H = 1.54 (Q/A)^0.75 = 5.58 (d t)³ W/m² K
where Q/A is the heat flux rate in W/m² and d t is the temperature difference between surface and saturation.
Answer: Option C
Answer: (c).1.308 * 10⁶ W/m²
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Answer: (c).1.308 * 10⁶ W/m²
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