Heat Transfer Heat sensitive materials can be concentrated in an evaporator employing Vacuum High pressure High residence time None of these Vacuum High pressure High residence time None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The units of resistance to heat transfer is J.m⁻².K⁻¹ J.m⁻¹.K⁻¹ W.m⁻².K⁻¹ W⁻¹m²K J.m⁻².K⁻¹ J.m⁻¹.K⁻¹ W.m⁻².K⁻¹ W⁻¹m²K ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat flux in the nucleate boiling regimes is proportional to (where, ΔT = excess temperature) (ΔT)² √(ΔT) (ΔT)⁴ (ΔT)³ (ΔT)² √(ΔT) (ΔT)⁴ (ΔT)³ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling? Diagonal square pitch None of these Square pitch Triangular pitch Diagonal square pitch None of these Square pitch Triangular pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a grey body at a given temperature __________ with increasing wavelength of radiation. May increase or decrease ; depends on the material Increases Remains constant Decreases May increase or decrease ; depends on the material Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Fouling factor' used in the design of a multipass shell and tube heat exchanger is a None of these Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient Factor of safety None of these Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient Factor of safety ANSWER DOWNLOAD EXAMIANS APP
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