Process Equipment and Plant Design A stuffing box is used for Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Facilitating smooth opening and closing of a valve ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) D₂ - D₁ (D₂² - D₁²)/D₁² None of these (D₂² - D₁²)/D₂² D₂ - D₁ (D₂² - D₁²)/D₁² None of these (D₂² - D₁²)/D₂² ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ heat exchanger is also known as 'hair pin type' exchanger, Finned Regenerative Plate type Double pipe Finned Regenerative Plate type Double pipe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is ∞ 1 Minimum 0 ∞ 1 Minimum 0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a shell and tube heat exchanger, the effect of L/D on inside film heat transfer co-efficient (hi) vanishes after a Reynold number of 3000 10000 5000 1000 3000 10000 5000 1000 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 ∞ 20.8 2 1 ∞ 20.8 2 ANSWER DOWNLOAD EXAMIANS APP