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 Facilitating smooth opening and closing of a valve Prevention of fluid leakage around moving parts Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Facilitating smooth opening and closing of a valve Prevention of fluid leakage around moving parts ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The necessary wall thickness for a metallic storage vessel is a function of the Ultimate tensile strength (or yield point) of the material and operating temperature Operating pressure and welding/joint efficiency All of these Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature Operating pressure and welding/joint efficiency All of these Diameter of the vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hoop (circumferential) stress induced in a thin walled 'Horton Sphere' used for the storage of liquid ammonia under pressure is pD/6t pD/3t pD/4t pD/2t pD/6t pD/3t pD/4t pD/2t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used? 0.9 1 (0.8)0.5 0.8 0.9 1 (0.8)0.5 0.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Turbulence Pressure/pressure fluctuation Temperature Noise Turbulence Pressure/pressure fluctuation Temperature Noise ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Sub cooling of condensate is desired Both the functions of condensation & sub cooling are carried out in a single unit Hydrostatic head is required for refluxing the condensate Only the function of condensation is to be carried out Sub cooling of condensate is desired Both the functions of condensation & sub cooling are carried out in a single unit Hydrostatic head is required for refluxing the condensate Only the function of condensation is to be carried out ANSWER DOWNLOAD EXAMIANS APP