Heat Transfer The units of resistance to heat transfer is J.m⁻¹.K⁻¹ J.m⁻².K⁻¹ W⁻¹m²K W.m⁻².K⁻¹ J.m⁻¹.K⁻¹ J.m⁻².K⁻¹ W⁻¹m²K W.m⁻².K⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer As the difference between the wall temperature and bulk temperature increases, the boiling heat transfer co-efficient continues to increase goes through a minimum goes through a maximum. continues to decrease continues to increase goes through a minimum goes through a maximum. continues to decrease ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A cube, sphere & a thin circular plate (all having same mass and made of same material) are all heated to 300°C and allowed to cool in natural air. Which one will cool the slowest ? Plate Sphere Cube All of these Plate Sphere Cube All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law. Parabolic Linear Hyperbolic Logarithmic Parabolic Linear Hyperbolic Logarithmic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Fourier number (defined as a.t/L²) is used in the analysis of problem involving heat transfer by Forced convection Transient conduction Natural convection Steady state conduction Forced convection Transient conduction Natural convection Steady state conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer As per Kirchoffs law, the ratio of the total radiating power to the absorptivity of a body depends on the temperature of the body only nature of material of body wavelength of monochromatic radiation none of the listed here temperature of the body only nature of material of body wavelength of monochromatic radiation none of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS