Related Questions

Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation
A Increases capacity
B Increases economy
C Does not affect the capacity
D Both B & C
Multiple effect evaporators ar used to
A Increase the steam economy & decrease the capacity
B Increase the steam economy & the capacity
C Decrease the steam economy & the capacity
D Decrease the steam economy & increase the capacity
Multiple effect evaporators are commonly used in the manufacture of P. Paper Q. Superphosphate R. Sugar S. Fats
A P and Q
B P and R
C P and S
D R and S
The advantage of backward feed multiple effect evaporators over forward feed units is that
A Heat sensitive material can be handled
B There is no additional cost of pumping
C Most concentrated liquid is at highest temperature
D Equal heat transfer co-efficients exist in various effects
Multiple effect evaporation is generally recommended, when the
A Large scale evaporation of liquor is needed
B Corrosive liquids are to be concentrated
C Fuel is cheaply available
D Evaporation on small scale is to be done
Multiple effect evaporation accounts for
A Steam economy
B Lower operating costs
C Investment economy
D None of these
For evaporation of viscous solution in a multiple effect evaporator, the prefered feeding scheme is
A Forward
B Backward
C Parallel
D None of these
Each of the following problem has a question and two statements which are labeled 1. and. Use the data given in 1. and 2. to decide whether the statements are sufficient to answer the question.Select one of the following . a.Statements (1) ALONE is sufficient,but (2) ALONE is not sufficient. b.Statements (2) ALONE is sufficient,but (1) ALONE is not sufficient. c. Both statement TOGETHER are sufficient but statement alone is sufficient . Is K a multiple of 6? (1)K is a multiple of 3. (2) K is a multiple of 12.
A A
B B
C C
D D
If the integer A is multiple of 6, the integer B is multiple of 3 and A>B>0, then A2-B22 msut be multiple of following integers?
A 6
B 8
C 9
D 10
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 $${\left( {\frac{1}{{\text{n}}}} \right)^{{\text{th}}}}$$
C 0.5 nth
D 1.5 nth

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