Q.1.
Find the moisture to be evaporated per kg of dried product if initial and final moisture content per kg of dry solid isand 15%.
- a) 0.5
- b) 0.6
- c) 0.7
- d) 0.8
Q.2.
Convertof moisture in wet basis to dry basis ( kg water/kg dry solid)
- a) 4
- b) 8
- c) 12
- d) 16
Q.3.
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
Q.4.
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
Q.5.
The moisture which can be evaporated is bound moisture.
- a) True
- b) False
Q.6.
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
Q.7.
The substance like food stuff, pharma products are dried by _______ drying.
- a) Direct
- b) Indirect
- c) Freeze
- d) None of the mentioned
Q.8.
The representation AB is known as
- a) Bound moisture
- b) Unbound moisture
- c) Equilibrium moisture
- d) None of the mentioned
Q.9.
The name of the curve between relative humidity and moisture content is equilibrium moisture curve.
- a) True
- b) False
Q.10.
Convert 5 kg of moisture /kg of dry solid to wet basis.
- a) 3/6
- b) 4/6
- c) 5/6
- d) 1