Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits High fluidity Low viscosity Low density Abundance & high heat capacity High fluidity Low viscosity Low density Abundance & high heat capacity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Planck's distribution law is valid for __________ bodies white coloured all of the listed here black white coloured all of the listed here black ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be 0.45 0.85 0.55 0.35 0.45 0.85 0.55 0.35 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent. 26 7 18 1 26 7 18 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Convective heat transfer co-efficient in case of fluid flowing in tubes is not affected by the tube length/diameter ratio, if the flow is in the __________ zone. laminar transition highly turbulent None of the listed here laminar transition highly turbulent None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the Both B and C Capacity of the evaporator is increased True temperature drop increases Capacity of the evaporator is decreased Both B and C Capacity of the evaporator is increased True temperature drop increases Capacity of the evaporator is decreased ANSWER DOWNLOAD EXAMIANS APP
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