Heat Transfer In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient Is not affected Increases May increase or decrease; depends on the feed Decreases Is not affected Increases May increase or decrease; depends on the feed Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the absorptivity of a black body? 1 0.78 0.95 1 0.78 0.95 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat produced when a steady state current, I passes through an electrical conductor having resistance, 'R' is I2R None of the listed here IR2 IR I2R None of the listed here IR2 IR ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. Kirchoffs None of these Fourier's Planck's Kirchoffs None of these Fourier's Planck's ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivities of most of the liquids __________ with rise in temperature. May increase or decrease; depends on the liquid Increases Decreases Remains unchanged May increase or decrease; depends on the liquid Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling point elevation of a solution of NaOH Both B and C Is almost independent of temperature Is almost independent of pressure Increases rapidly with temperature rise Both B and C Is almost independent of temperature Is almost independent of pressure Increases rapidly with temperature rise ANSWER DOWNLOAD EXAMIANS APP
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