Heat Transfer While the total emissivity of a perfect black body is unity, the same for a real body is >1 0 between 0 and 1 1 >1 0 between 0 and 1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Kg of liquid evaporated per hour in an evaporator is defined as its Capacity Economy Steam load None of these Capacity Economy Steam load None of these 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. Pool Saturated Local Nucleate Pool Saturated Local Nucleate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling point elevation of a solution of NaOH Is almost independent of pressure Increases rapidly with temperature rise Is almost independent of temperature Both B and C Is almost independent of pressure Increases rapidly with temperature rise Is almost independent of temperature Both B and C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat waves Both B and C Can not pass through vacuum Travel in straight line Can be reflected by a mirror Both B and C Can not pass through vacuum Travel in straight line Can be reflected by a mirror ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Planck's Wien's displacement Stefan-Boltzman Kirchoffs Planck's Wien's displacement Stefan-Boltzman Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
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