Process Equipment and Plant Design The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than 2 1 3 3.5 2 1 3 3.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Needle valves are generally not used for High pressure throttling service Smaller sizes of pipe Very accurate flow control Very large diameter pipes High pressure throttling service Smaller sizes of pipe Very accurate flow control Very large diameter pipes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 43835 20-40 1000-1500 100-150 43835 20-40 1000-1500 100-150 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 15 to 30 55 to 75 40 to 50 5 to 10 15 to 30 55 to 75 40 to 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Does not affect the capacity Increases economy Both B & C Increases capacity Does not affect the capacity Increases economy Both B & C Increases capacity ANSWER DOWNLOAD EXAMIANS APP