Process Equipment and Plant Design Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor. 43961 35-40 30-35 15-20 43961 35-40 30-35 15-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 25/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 f = 16/NRe f = 25/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 f = 16/NRe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering branch) would be Less than that for Tee (used as elbow, entering run) Around 90 More than that for Tee (used as elbow, entering run) Both B and C Less than that for Tee (used as elbow, entering run) Around 90 More than that for Tee (used as elbow, entering run) Both B and C 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? 1 0.8 0.9 (0.8)0.5 1 0.8 0.9 (0.8)0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch Diagonal square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch Diagonal square pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thickness of heat transfer plates used in the plate type heat exchanger ranges from __________ mm, pressed in a single piece provided with grooves & corrugations. 44055 0.3 to 0.8 1.25 to 3.125 3.5 to 7.0 44055 0.3 to 0.8 1.25 to 3.125 3.5 to 7.0 ANSWER DOWNLOAD EXAMIANS APP
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