Heat Transfer Maximum water velocity in tubes of a 1-2 shell and tube heat exchanger may be around __________ metres/second. 1 10 20 30 1 10 20 30 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD for counterflow and prallel flow heat exchanger will be the same, when the Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) None of these Outlent temperature of both the hot and cold fluid are same Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) None of these Outlent temperature of both the hot and cold fluid are same ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The main purpose of providing fins on heat transfer surface is to increase the Heat transfer co-efficient Heat transfer area Mechanical strength of the equipment Temperature gradient Heat transfer co-efficient Heat transfer area Mechanical strength of the equipment Temperature gradient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which one gives the monochromatic emissive power for black body radiation ? Stefan-Boltzman law Wien's law Planck's law Kirchhoffs law Stefan-Boltzman law Wien's law Planck's law Kirchhoffs law ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For concentrating an aqueous solution of a material like anhydrous Na₂SO₄, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator. Vacuum Backward feed High pressure None of these Vacuum Backward feed High pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiant energy received by a body is proportional to (where, d = the distance between the object emitting radiation and that receiving it.) d2 d1.5 √d d d2 d1.5 √d d ANSWER DOWNLOAD EXAMIANS APP
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