A multiple effect evaporator as compared to a single effect evaporator of the same capacity has _________________?

Related Mcqs:

Critical value of the _____________ number governs the transition from laminar to turbulent flow in free convection heat transfer?

A. Grashoff B. Reynolds C. Both ‘a’ & ‘b’ D. Prandtl & Grashoff...

At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe ?

A. 0.5 B. < 0.5 C. > 0.6 D. < 0.1...

Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator ?

A. Long vertical evaporator B. Horizontal tube evaporator C. Agitated film evaporator D. Calandria vertical tube evaporator...

Overall heat transfer co-efficient of a particular tube is U1. If the same tube with some dirt deposited on either side has coefficient U2, then_________________?

A. U1 = U2 B. U2 > U1 C. U1 > U2 D. U1 = dirt factor – U2...

It is not recommended to use a 1-2 shell and tube heat exchanger for a particular heat duty, whenever the LMTD correction factor is___________________?

A. > 0.75 B. < 0.75 C. < 0.50 D. < 0.25...