Heat Transfer The purpose of providing expansion bellows in the shell of tubular exchanger is to Increase the heating load Impart structural strength Account for the uneven expansion of shell and tube bundles Facilitate increase of shell length, if needed Increase the heating load Impart structural strength Account for the uneven expansion of shell and tube bundles Facilitate increase of shell length, if needed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The wavelength at which the maximum monochromatic emissive power occurs for a black body, is (where, T = absolute temperature of the black body) α T⁴ α 1/T Independent of T αT α T⁴ α 1/T Independent of T αT ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Harmonic mean temperature difference is given by √(ΔT₁ . ΔT₂) (ΔT₁ - ΔT₂)/(ΔT₁ . ΔT₂) 2.(ΔT₁ . ΔT₂)(ΔT₁ - ΔT₂) 2.(ΔT₁ . ΔT₂)/(ΔT₁ + ΔT₂) √(ΔT₁ . ΔT₂) (ΔT₁ - ΔT₂)/(ΔT₁ . ΔT₂) 2.(ΔT₁ . ΔT₂)(ΔT₁ - ΔT₂) 2.(ΔT₁ . ΔT₂)/(ΔT₁ + ΔT₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashhoff number is given by gD³βΔtP²/μ gD2βΔtρ/μ² gD³.β.Δtρ²/μ² gD2βΔtP²μ gD³βΔtP²/μ gD2βΔtρ/μ² gD³.β.Δtρ²/μ² gD2βΔtP²μ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is Nu = 2Gz0.5 Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = Gz Nu = 2Gz0.5 Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = Gz ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling point of a solution according to Duhring's rule is a linear function of the __________ of water. Thermal conductivity Viscosity Density Boiling point (at the same pressure) Thermal conductivity Viscosity Density Boiling point (at the same pressure) ANSWER DOWNLOAD EXAMIANS APP
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