Explore topic-wise MCQs in Mass Transfer.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Mass Transfer knowledge and support exam preparation. Choose a topic below to get started.

1.

Convert 5 kg of moisture /kg of dry solid to wet basis.

A. 3/6
B. 4/6
C. 5/6
D. 1
Answer» D. 1
2.

The name of the curve between relative humidity and moisture content is equilibrium moisture curve.

A. True
B. False
Answer» B. False
3.

The substance like food stuff, pharma products are dried by _______ drying.

A. Direct
B. Indirect
C. Freeze
D. None of the mentioned
Answer» D. None of the mentioned
4.

The method of drying by conduction through materials are done by _________

A. Direct driers
B. Indirect driers
C. Tray driers
D. None of the mentioned
Answer» C. Tray driers
5.

The moisture which can be evaporated is bound moisture.

A. True
B. False
Answer» C.
6.

The substance moisture exerts equilibrium vapour pressure equals to vapour pressure of liquid is ________

A. Bound moisture
B. Unbound moisture
C. Equilibrium moisture
D. None of the mentioned
Answer» C. Equilibrium moisture
7.

If the equilibrium vapour pressure is lower than pure liquid pressure then the moisture content is ___________

A. Bound moisture
B. Unbound moisture
C. Equilibrium moisture
D. None of the mentioned
Answer» B. Unbound moisture
8.

Convert 80% of moisture in wet basis to dry basis ( kg water/kg dry solid)

A. 4
B. 8
C. 12
D. 16
Answer» B. 8
9.

Find the moisture to be evaporated per kg of dried product if initial and final moisture content per kg of dry solid is 85% and 15%.

A. 0.5
B. 0.6
C. 0.7
D. 0.8
Answer» D. 0.8