Heat Transfer Fouling factor for a heat exchanger is given by (where, U₁ = heat transfer co-efficient of dirty surface U₂ = heat transfer co-efficient of clean surface) 1/U₁ - 1/U₂ U₁ - U₂ 1/U₂ - 1/U₁ U₂ - U₁ 1/U₁ - 1/U₂ U₁ - U₂ 1/U₂ - 1/U₁ U₂ - U₁ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum water velocity in tubes of a 1-2 shell and tube heat exchanger may be around __________ metres/second. 30 20 10 1 30 20 10 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Harmonic mean temperature difference is given by √(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) (ΔT₁ - ΔT₂)/(ΔT₁ . ΔT₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Trap is used to remove __________ from steam pipe lines. None of these Steam Non-condensables Condensate None of these Steam Non-condensables Condensate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Agitated film evaporator is suitable for concentrating __________ liquids. Corrosive Foaming Very thin Viscous Corrosive Foaming Very thin Viscous ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Pressure Corrosiveness & fouling characteristics Density Viscosity Pressure Corrosiveness & fouling characteristics Density Viscosity ANSWER DOWNLOAD EXAMIANS APP
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