Heat Transfer In which mode of heat transfer, the Biot number is important? Radiation Forced convection Natural convection Transient heat conduction Radiation Forced convection Natural convection Transient heat conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number for full developed, laminar, constant property flow in a pipe at uniform heat flux is 4.364 0.72 18 83 4.364 0.72 18 83 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water always boils when its Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure Saturated vapour pressure equals the external pressure on its surface Temperature reaches 100° C Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure Saturated vapour pressure equals the external pressure on its surface Temperature reaches 100° C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In thermal radiation for a black body (where, ε is emissivity and α is absorptivity) α = 1; ε ≠ 1 α ≠ 1, ε = 1 α ≠ 1, ε ≠ 1 α = 1; ε = 1 α = 1; ε ≠ 1 α ≠ 1, ε = 1 α ≠ 1, ε ≠ 1 α = 1; ε = 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equivalent diameter for pressure drop is __________ that for heat transfer smaller than greater than equal to None of the listed here smaller than greater than equal to None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ paint has the minimum absorption co-efficient. White lead Black Grey Light cream White lead Black Grey Light cream ANSWER DOWNLOAD EXAMIANS APP
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