In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient______________?

Related Mcqs:

In a forward feed multiple effect evaporator, the pressure is ____________________?

A. Highest in last effect B. Lowest in last effect C. Same in all effects D. Dependent on the number of effects...

Pick out the wrong statement/

A. The emissivity of a surface decreases, if it gets corroded by atmospheric environment B. The emissivity of a surface increases with increase in surface roughness C. The emissivity of a polished surface is quite low D. The emissivity of a non-metallic surface decreases with increase in the temperature...

Steam trap is used to_________________?

A. Condense the steam flowing in the pipeline B. Remove water resulting from partial condensation of steam C. Stop the supply of steam D. None of these...

Which of the following has maximum thermal conductivity ?

A. Iron B. Coal C. Nitrogen D. Tar...

The heat transfer co-efficient in film type condensation is _______________ that for dropwise condensation?

A. Greater than B. Lower than C. Is same as D. Half...