1101. The typical ratio of components in reinforced cement concrete is as follows:

A. Portland cement (1 part), clean sand ( 2 to 4 parts) and coarse aggregate ( 1to 2 parts )
B. Portland concrete (1 section), clean sand ( 1 to 2 sections) and coarse total (2 to 4 sections) *
C. portland concrete (1 section), clean sand and coarse total ( 2 to 4 sections )
D. None of them

1102. Ferro-concrete is another name given to :

A. Plain cement concrete
B. Reinforced cement concrete *
C. Prestressed cement concrete
D. None of the above

1103. Supported concrete cement is areas of strength for similarly taking :

A. Tensile and compressive stresses
B. Tensile and shear stresses
C. Compressive and shear stresses
D. Tensile, compressive and shear stresses *

1104. Plain cement concrete is strong in taking :

A. Tensile stress
B. Compressive stress *
C. Shear stress
D. All of the above

1105. In flooring of building , prestressed cement concrete is commonly used :

A. Right
B. Wrong *

1106. The concrete cement where high compressive anxieties are falsely incited before its real use is called :

A. Plain cement concrete
B. Reinforced cement concrete
C. Prestressed cement concrete *
D. Lime concrete

1107. The prestressed cement concrete can keep up high tensile and compressive stresses without development of cracks :

A. Correct *
B. Incorrect

1108. For heat and sound insulation purposes we shall use :

A. Vaccum concrete
B. Air entrained concrete
C. Saw dust concrete
D. Both A and B *

1109. The cement concrete from which entrained air and excess water are removed after placing it in position is called :

A. Vacuum concrete *
B. Light weight concrete
C. Prestressed concrete
D. Saw dust concrete

1110. The removal of excess air after placing concrete helps in increasing the strenght of concrete by :

A. 15 TO 20% *
B. 20 to 30%
C. 30 to 50%
D. 50 to 70%