Heat Transfer The heat flux in the nucleate boiling regimes is proportional to (where, ΔT = excess temperature) (ΔT)² (ΔT)⁴ (ΔT)³ √(ΔT) (ΔT)² (ΔT)⁴ (ΔT)³ √(ΔT) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of crystallisation does not depend upon the Extent of supersaturation Turbulence within the solution None of these Number and active surface area of the crystals Extent of supersaturation Turbulence within the solution None of these Number and active surface area of the crystals ANSWER DOWNLOAD EXAMIANS APP
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/U₂ - 1/U₁ U₂ - U₁ U₁ - U₂ 1/U₁ - 1/U₂ 1/U₂ - 1/U₁ U₂ - U₁ U₁ - U₂ 1/U₁ - 1/U₂ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be 0.85 0.55 0.35 0.45 0.85 0.55 0.35 0.45 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will Increase by 216 Decrease by 22 Increase by 1.8 times Remain unchanged Increase by 216 Decrease by 22 Increase by 1.8 times Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam is routed through the tube in case of a __________ evaporator. Basket type Long tube vertical Horizontal tube Short tube vertical Basket type Long tube vertical Horizontal tube Short tube vertical ANSWER DOWNLOAD EXAMIANS APP
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