Heat Transfer The units of resistance to heat transfer is J.m⁻¹.K⁻¹ W.m⁻².K⁻¹ W⁻¹m²K J.m⁻².K⁻¹ J.m⁻¹.K⁻¹ W.m⁻².K⁻¹ W⁻¹m²K J.m⁻².K⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of heat transfer by vaporisation from pools of water is affected by the Viscosity of water Nature of heating surface and distribution of bubbles All of these Surface tension of water Viscosity of water Nature of heating surface and distribution of bubbles All of these Surface tension of water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Evaporation by thermocompression results in the Realisation of multiple effect economy in a single effect None of these Both A and B Saving of steam Realisation of multiple effect economy in a single effect None of these Both A and B Saving of steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits Low viscosity High fluidity Low density Abundance & high heat capacity Low viscosity High fluidity Low density Abundance & high heat capacity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator? Long vertical evaporator Agitated film evaporator Horizontal tube evaporator Calenderia vertical tube evaporator Long vertical evaporator Agitated film evaporator Horizontal tube evaporator Calenderia vertical tube evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nucleate boiling is promoted On polished surfaces On rough surfaces In the absence of agitation None of these On polished surfaces On rough surfaces In the absence of agitation None of these ANSWER DOWNLOAD EXAMIANS APP
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