Heat Transfer The energy radiated from a surface Q at absolute temperature T is related as Q ∝ T⁴ None of these Q ∝ T² Q ∝ T³ Q ∝ T⁴ None of these Q ∝ T² Q ∝ T³ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A diathermaneous substance __________ the thermal radiation completely. Reflects None of these Absorbs Transmits Reflects None of these Absorbs Transmits ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ chart is known as transient heat conduction chart. Heisler's Dirhing's Mollier's Cox Heisler's Dirhing's Mollier's Cox ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Logarithmic mean area Geometric mean area Arithmetic mean area None of the listed here Logarithmic mean area Geometric mean area Arithmetic mean area None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have Less resistance to heat flow High thermal conductivity Low thermal conductivity A porous structure Less resistance to heat flow High thermal conductivity Low thermal conductivity A porous structure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of __________ boiling, the liquid temperature is below the saturation temperature and the boiling takes place in the vicinity of the heated surface. Local Saturated Nucleate Pool Local Saturated Nucleate Pool ANSWER DOWNLOAD EXAMIANS APP
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