Heat Transfer In Biot number, the characteristic length used is the ratio of the __________ of the solid. Volume to surface area Perimeter to surface area Surface area to perimeter Surface area to volume Volume to surface area Perimeter to surface area Surface area to perimeter Surface area to volume ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water always boils when its Saturated vapour pressure equals the external pressure on its surface Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure Temperature reaches 100° C Saturated vapour pressure equals the external pressure on its surface Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure Temperature reaches 100° C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer rate per unit area is called thermal diffusivity heat flux thermal conductivity heat transfer co-efficient thermal diffusivity heat flux thermal conductivity heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Baffle spacing Is not the same as baffle pitch None of these Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell Is not the same as baffle pitch None of these Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The most conducive surface for dropwise condensation to occur is the __________ surface. Smooth Oily Coated Glazed & polished Smooth Oily Coated Glazed & polished ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a multiple effect evaporator, the effect of boiling point elevation is to all of the listed here reduce the economy reduce the capacity increase the economy all of the listed here reduce the economy reduce the capacity increase the economy ANSWER DOWNLOAD EXAMIANS APP
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