Process Equipment and Plant Design Ratio of tube length to shell diameter for a shell and tube heat exchanger is < 4 : 1 for gas-gas exchangers Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger < 4 : 1 for gas-gas exchangers Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids. Sieve plate Bubble cap plate Packed None of these Sieve plate Bubble cap plate Packed None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 16/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 f = 25/NRe f = 16/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 f = 25/NRe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the baffles on shell side is primarily provided for Increasing pressure drop Creating turbulence Reducing scale deposition Fixing the tubes Increasing pressure drop Creating turbulence Reducing scale deposition Fixing the tubes 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? 0.8 0.9 1 (0.8)0.5 0.8 0.9 1 (0.8)0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating pressure drop range in a bag filter is about __________ mm water gauge. 1500-2500 50-150 43961 500-1500 1500-2500 50-150 43961 500-1500 ANSWER DOWNLOAD EXAMIANS APP
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