Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 4 43834 43832 2 4 43834 43832 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Commercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height. 52-68 17-34 88-105 43929 52-68 17-34 88-105 43929 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The approximate liquid depth in an agitation tank is equal to (where, d = tank diameter) 0.75 d 0.5 d 2 d D 0.75 d 0.5 d 2 d D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference Is always less than arithmetic average value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value Is always less than arithmetic average value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 45° 75° 30° 60° 45° 75° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) D₂ - D₁ None of these (D₂² - D₁²)/D₂² (D₂² - D₁²)/D₁² D₂ - D₁ None of these (D₂² - D₁²)/D₂² (D₂² - D₁²)/D₁² ANSWER DOWNLOAD EXAMIANS APP