Heat and Mass Transfer The heat transfer takes place according to Second law of thermodynamics Zeroth law of thermodynamics Kirchhoff's law First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics Kirchhoff's law First law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of water _________ with rise in temperature. Remain same May increase or decrease depending upon temperature Increases Decreases Remain same May increase or decrease depending upon temperature Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The value of the wavelength for maximum emissive power is given by Stefan's law Fourier's law Wien’s law Planck's law Stefan's law Fourier's law Wien’s law Planck's law ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Total heat is the heat required to Increase the temperature of a liquid or vapour Change vapour into liquid Change liquid into vapour Convert water into steam and superheat it Increase the temperature of a liquid or vapour Change vapour into liquid Change liquid into vapour Convert water into steam and superheat it ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat flows from one body to other when they have Different temperatures Different atomic structure Different specific heat Different heat contents Different temperatures Different atomic structure Different specific heat Different heat contents ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The ratio of the thickness of thermal boundary layer to the thickness of hydrodynamic boundary layer is equal to (Prandtl number) n, where n is equal to =-1/3 =-2/3 -1 1 =-1/3 =-2/3 -1 1 ANSWER DOWNLOAD EXAMIANS APP
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