Heat Transfer Nusselt number is a function of Prandtl number and __________ number of fluid in natural convection heat transfer. Reynolds Biot Stantan Grashoff Reynolds Biot Stantan Grashoff ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have Less resistance to heat flow Low thermal conductivity A porous structure High thermal conductivity Less resistance to heat flow Low thermal conductivity A porous structure High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient Increases Decreases May increase or decrease; depends on the feed Is not affected Increases Decreases May increase or decrease; depends on the feed Is not affected ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A sphere of radius 'R₁' is enclosed in a sphere of radius 'R₂'. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is R₂/(R₁+R₂) (R₁/R₂)2 1 R₂/(R₁+R₂) (R₁/R₂)2 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Kg of liquid evaporated per hour in an evaporator is defined as its None of these Economy Capacity Steam load None of these Economy Capacity Steam load ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The most conducive surface for dropwise condensation to occur is the __________ surface. Oily Glazed & polished Smooth Coated Oily Glazed & polished Smooth Coated ANSWER DOWNLOAD EXAMIANS APP
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