Heat and Mass Transfer Unit of thermal conductivity in S.I. units is W/m °K J/m °K sec J/m² sec Option (B) and (C) above W/m °K J/m °K sec J/m² sec Option (B) and (C) above ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The critical temperature is the temperature Above which a gas may explode Above which a gas will never liquefied Below which a gas does not obey gas laws Below which a gas is always liquefied Above which a gas may explode Above which a gas will never liquefied Below which a gas does not obey gas laws Below which a gas is always liquefied ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer According to Prevost theory of heat exchange Heat transfer in most of the cases takes place by combination of conduction, convection and radiation Heat transfer by radiation requires no medium All bodies above absolute zero emit radiation It is impossible to transfer heat from low temperature source to t high temperature source Heat transfer in most of the cases takes place by combination of conduction, convection and radiation Heat transfer by radiation requires no medium All bodies above absolute zero emit radiation It is impossible to transfer heat from low temperature source to t high temperature source ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer According to Stefan Boltzmann law, ideal radiators emit radiant energy at a rate proportional to Fourth power of absolute temperature Square of temperature Absolute temperature Fourth power of temperature Fourth power of absolute temperature Square of temperature Absolute temperature Fourth power of temperature ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Unit of thermal conductivity in M.K.S. units is K cal/hr m² °C K cal m/hr m² °C K cal/kg m² °C K calm/hr °C K cal/hr m² °C K cal m/hr m² °C K cal/kg m² °C K calm/hr °C ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The process of heat transfer from one particle of the fluid to another by the actual movement of the fluid particles caused by some mechanical means, is known as Conduction Free convection Radiation Forced convection Conduction Free convection Radiation Forced convection ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS