Top 150+ Solved Maintenance and Rehabilitation of Structures MCQ Questions Answer
Q. Deflection was noticed in a newly constructed properly designed R.C.C.beam. The defect maybe due to____________
a. very longs pan.
b. diagonal cracks near edge of support
c. insufficient concrete cover.
d. early removal of form work.
Q. Most suitable method of protecting steel columns of a multistoried building against rusting isto:
a. paint with aluminium paint.
b. paint with bitumen paint.
c. paint with redoxide.
d. encase in concrete
Q. Which one of the following methods will be the best method to make R.C.C slab leak proof?
a. Plaster the roof with cement mortar
b. Lime koba layer over R.C roof with proper slopes
c. soap solution to be sprinkled over the R.C roof
d. Bitumen paint on whole roof surface
Q. Which one the following is used to protect the steel from rusting
a. Zinc oxide
b. White lead
c. Molten lead
d. Red lead
Q. The most appropriate cement for reparing cracks in R.C.C works is.
a. Port land cement
b. Expansive cement
c. Quick setting cement
d. Low heat cement
Q. Steel structure is likely to come in contact with water. To prevent rusting.
a. Apply bitumen coat
b. Apply anti corrosive paint
c. varnish paint
d. slacked lime coat
Q. The most effective method of removing old paint from structure is______
a. Washing with water
b. Scrubbing with gunny bag
c. Use of oxy-acetylene flame
d. Polishing with grinding stone
Q. Which type of paint affect generates, when water vapor is trapped inside paint?
a. Peeling
b. Blistering
c. Cracking
d. Flaking
Q. If paint is poor in adhesion than it causes_________.
a. Peeling
b. Blistering
c. Cracking
d. Flaking
Q. Creaking inside paint generates due to __________.
a. excessive use of putty
b. very thick coat of the paint
c. crack in plaster
d. All of the above
Q. Applying paint under high humidity causes ______________.
a. Blooming
b. Pin holes
c. Cracking
d. none of the above
Q. In a brick masonry structure the following defects are noticed during inspection. Which one ofthem requires immediate maintenance repair?
a. Dampness on wall
b. Growth of vegetation
c. Structure failure by settlement
d. Falling of plaster
Q. Which type of paint is used for plaster walls?
a. while washing
b. Cement paints
c. Dry distemper
d. all of the above
Q. Paint for the white washing is made by__________.
a. lime and water
b. cement and water
c. oil and cement
d. oil and epoxy
Q. Which paint is made by the powder chalk?
a. while washing
b. Cement paints
c. Dry distemper
d. oil bound paint