When one of the fluids is highly corrosive and has fouling tendency, it should_____________________?

Related Mcqs:

In case of plain carbon steel, butt welded joints are used for shell plate thickness ≤ _____________ cms?

A. 1.2 B. 0.5 C. 3.8 D. 6.8...

For identical operating conditions, the pressure drop over _______________ tray is the highest out of the following?

A. Sieve B. Valve C. Counter flow D. Bubble cap...

The buckling tendency of compression members is always in the direction of the _____________________?

A. Least radius of gyration B. Axis of the load C. Perpendicular to the axis of the load D. None of these...

Heat transfer co-efficient, hG(Kcal/hr.m2 .°C) and mass velocity of air, G (kg/hr.m2 ) for air flow parallel to the surface in case of constant drying rate in batch drying is related as hG = 0.0176G0.8. But when the flow of air perpendicular to the surface is encountered, this equation changes to ____________________?

A. hG = 1.004G0.37 B. 1.004G0.8 C. hG = 0.0176G0.37 D. 0.0176G1.37...

In a multiple effect evaporator system having ‘n’ effects, the amount of water evaporated per unit surface area in approximately equal to _____________ times that in a single effect?

A. nth B. (1/n)th C. 0.5 nth D. 1.5 nth...