Which of the following stresses is used for identifying the quality of structural steel ?
A. ultimate stress
B. yield stress
C. proof stress
D. none of the above
Month: January 2019
Paints with white lead base are suitable for painting of______________________?
Paints with white lead base are suitable for painting of______________________?
A. wood work
B. iron work
C. both wood work and iron work
D. none of the above
The vehicle used in case of enamel paints is usually______________?
The vehicle used in case of enamel paints is usually______________?
A. linseed oil
B. water
C. varnish
D. none of the above
In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as_______________?
In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as_______________?
A. English bond
B. double flemish bond
C. zigzag bond
D. single flemish bond
The amount of water used for one kg of distemper is_____________?
The amount of water used for one kg of distemper is_____________?
A. 0.2 liter
B. 0.4 liter
C. 0.6 liter
D. 0.8 liter
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below ?
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below ?
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Which of the following is the purest form of iron ?
Which of the following is the purest form of iron ?
A. cast iron
B. wrought iron
C. mild steel
D. high carbon steel
The basic purpose of a retarder in concrete is_____________?
The basic purpose of a retarder in concrete is_____________?
A. to increase the initial setting time of cement paste in concrete
B. to decrease the initial setting time of cement paste in concrete
C. to render the concrete more water tight
D. to improve the workability of concrete mix
The most commonly used retarder in cement is_________________?
The most commonly used retarder in cement is_________________?
A. gypsum
B. calcium chloride
C. calcium carbonate
D. none of the above
The ultimate tensile strength of structural mild steel is about_________________?
The ultimate tensile strength of structural mild steel is about_________________?
A. 160N/mm2
B. 260N/mm2
C. 420 N/mm2
D. 520 N/mm2