Plastering – MCQ
Some basic multiple-choice questions (MCQ) on plastering are as follows:
1. Development of thin hair cracks on the plastered surface is known as
a) Cracking
b) Crazing ✅
c) Braking
d) None of these
2. Plastering on an external or exposed surface is known as
a) Rendering ✅
b) Blending
c) rebranding
d) None of these
3. The objects of rendering are to safeguard the exposed surfaces against
a) Penetration of rainwater
b) Absorption of moisture
c) Other Atmospheric agencies like wind, snow, etc.
d) All of these ✅
4. Plastic mortar obtained by mixing
a) Binding materials with coarse aggregate and water
b) Fine aggregate and water
c) Binding materials with fine aggregate and water ✅
d) Binding materials and fine aggregate
5. Binding material used in mortar for plastering work is
a) Lime
b) Cement
d) Mud
e) All of these ✅
6. Which type of water is considered suitable for use in plaster mortars?
a) Sea water
b) River water
d) Drinking water ✅
e) None of these
7. The fine aggregate used in plaster mortars should not pass through 150 microns IS sieve more than
a) 3 %
b) 5 % ✅
e) 7 %
d) 10 %
8. Additives are used in the mortar to improve
a) Adhesiveness
b) Durability
c) luster
d) All of these ✅
9. If the cement has been used as binding material, the resulting plaster is termed as
a) Lime plaster
b) Cement plaster ✅
c) Mud plaster
d) None of these
[Note: If lime has been used as binding material, the resulting plaster is termed as lime plaster.]
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