Q.1
Main component in this concrete is _______
  • a) Cement
  • b) Sulphur
  • c) Sulphur and aggregates
  • d) Aggregates
Q.2
What is the compressive strength of this concrete?
  • a) 60-115 MPa
  • b) 10-16 MPa
  • c) 35-50 GPa
  • d) 500 GPa
Q.3
What is the bending strength of this concrete?
  • a) 60-115 MPa
  • b) 10-16 MPa
  • c) 35-50 GPa
  • d) 500 GPa
Q.4
What is the value of modulus of elasticity?
  • a) 60-115 MPa
  • b) 10-16 MPa
  • c) 35-50 GPa
  • d) 500 GPa
Q.5
What is the range of contraction for this concrete in mm/m?
  • a) .5-1
  • b) .6
  • c) <1
  • d) >1
Q.6
What is the linear coefficient of thermal expansibility for this concrete in 10-6/K?
  • a) 8-12
  • b) 8-10
  • c) 10-15
  • d) 12-15
Q.7
What is the density for this concrete in kg/m3?
  • a) 2400
  • b) 2200
  • c) 2000
  • d) 1800
Q.8
_______ % is the range for porosity of this concrete.
  • a) 1-4
  • b) 5
  • c) 0-1
  • d) 9-15
Q.9
_______ % is the range for absorptivity of this concrete.
  • a) 1-4
  • b) 5
  • c) 0-1
  • d) 9-15
Q.10
Diameter of Round Steel Fiber lies in the range of _______ mm.
  • a) .3-.5
  • b) .25-.75
  • c) .155-.41
  • d) .25-.90
Q.11
What is the thickness of the steel fiber after silting in mm?
  • a) .3-.5
  • b) .25
  • c) .155-.41
  • d) .25-.90
Q.12
What is the thickness of the flat sheet fibers after silting in mm?
  • a) .3-.5
  • b) .25
  • c) .15-.41
  • d) .25-.90
Q.13
What is the width of the flat sheet fibers after silting in mm?
  • a) .3-.5
  • b) .25
  • c) .15-.41
  • d) .25-.90
Q.14
Polypropylene fibers is hydrophobic in nature.
  • a) True
  • b) False
Q.15
Glass fiber is made up from _______ individual filaments.
  • a) 100-200
  • b) 200-400
  • c) 500
  • d) >500
0 h : 0 m : 1 s