Process Equipment and Plant Design Which of the following is the best tube material from thermal conductivity point of view alone? Aluminium Stainless steel Carbon steel Copper Aluminium Stainless steel Carbon steel Copper ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds. 80 1 8 180 80 1 8 180 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 0.5 to 1.5 2.5 to 4.0 5 to 10 10 to 15 0.5 to 1.5 2.5 to 4.0 5 to 10 10 to 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm. 10 150 50 100 10 150 50 100 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering run) would be around 200 5 60 350 200 5 60 350 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)2/3 (1.2)3/2 (1.2)5/3 (1.2)3/5 (1.2)2/3 (1.2)3/2 (1.2)5/3 (1.2)3/5 ANSWER DOWNLOAD EXAMIANS APP