Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube) (P² - πd²/4)/πd 4P²/πd Πd/4P² 4(P² - πd²/4)/πd (P² - πd²/4)/πd 4P²/πd Πd/4P² 4(P² - πd²/4)/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) A/P 4 P/A √A 4 A/P A/P 4 P/A √A 4 A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. Less than 1.25-1.50 times 2.5 times One-fourth of Less than 1.25-1.50 times 2.5 times One-fourth of ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Speed of industrial paddle agitator ranges from __________ rpm. 1 to 5 500 to 750 20 to 100 1000 to 2000 1 to 5 500 to 750 20 to 100 1000 to 2000 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 Less than arithmetic mean value More than arithmetic mean value More than geometric mean value Both B & C Less than arithmetic mean value More than arithmetic mean value More than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its Flights arrangement Slope & length Rpm All of these Flights arrangement Slope & length Rpm All of these ANSWER DOWNLOAD EXAMIANS APP