Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Radial Circumferential Both A & B Neither A nor B Radial Circumferential Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps. 1.6 to 2 2.5 1.5 to 3 1.3 to 2 1.6 to 2 2.5 1.5 to 3 1.3 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In condenser, the cooling water is passed in the tube side in a pass arrangement, because Pressure drop is reduced It makes condenser compact More thinner tubes can be used It reduces heat transfer area Pressure drop is reduced It makes condenser compact More thinner tubes can be used It reduces heat transfer area ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 ∞ 20.8 2 1 ∞ 20.8 2 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. Decrease by 22 None of these Increase by 1.8 Increase by 21.6 Decrease by 22 None of these Increase by 1.8 Increase by 21.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The dust collection efficiency of electrostatic precipitator increases with increase in the Neither A nor B Gas flow rate Electrode area Both A & B Neither A nor B Gas flow rate Electrode area Both A & B ANSWER DOWNLOAD EXAMIANS APP