1.

An electric wire of 1.25 mm diameter and 250 mm long is laid horizontally and submerged in water at 7 bar. The wire has an applied voltage of 2.2 V and carries a current of 130 amperes. If the surface of the wire is maintained at 200 degree Celsius, make calculations for the heat flux

A. 0.0915 * 10 <sup>6</sup> W/m<sup>2</sup>
B. 0.1915 * 10 <sup>6</sup> W/m<sup>2</sup>
C. 0.2915 * 10 <sup>6</sup> W/m<sup>2</sup>
D. 0.3915 * 10 <sup>6</sup> W/m<sup>2</sup>
Answer» D. 0.3915 * 10 <sup>6</sup> W/m<sup>2</sup>


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