Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/3t pd/2t pd/4t pd/t pd/3t pd/2t pd/4t pd/t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. 0.5 nth 1.5 nth (1/n)th nth 0.5 nth 1.5 nth (1/n)th nth 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
Process Equipment and Plant Design Maximum acceptable total liquid gradient over a tray is about __________ mm. 5.5 30.5 45.5 12.5 5.5 30.5 45.5 12.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Molal flow rate of vapour Vapour molecular weight All of these Pressure and temperature Molal flow rate of vapour Vapour molecular weight All of these Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure Increases May increase or decrease depending upon the solubility of the gas in the liquid Remains same Decreases Increases May increase or decrease depending upon the solubility of the gas in the liquid Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP