Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. Low viscosity Low dirt factor Low corrosiveness High specific heat Low viscosity Low dirt factor Low corrosiveness High specific heat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.55-0.85 0.4-0.6 0.1-0.2 0.35-0.75 0.55-0.85 0.4-0.6 0.1-0.2 0.35-0.75 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 = 0.04/NRe0.16 f = 16/NRe f = 0.22 NRe0.05 f = 25/NRe f = 0.04/NRe0.16 f = 16/NRe f = 0.22 NRe0.05 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Increase by 21.6 None of these Increase by 1.8 Decrease by 22 Increase by 21.6 None of these Increase by 1.8 Decrease by 22 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Pressure drop is proportional to the square Neither A nor B Both A & B Heat transfer co-efficient is proportional to 0.8th power Pressure drop is proportional to the square Neither A nor B Both A & B Heat transfer co-efficient is proportional to 0.8th power ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Excessive liquid gradient on a tray may result in the Maldistribution of gas All of these Gas blowing beneath cap skit Back trapping Maldistribution of gas All of these Gas blowing beneath cap skit Back trapping ANSWER DOWNLOAD EXAMIANS APP