civil-engineering-building-materials Related Question Answers
76. Which one of the following is an air binding material ?
79. Soundness test of cement determines
80. The slag which floats on the surface of the molten iron generally contains
81. Minimum of 40% of iron, is available in
82. If the iron ore contains clay as an impurity, the flux added during calcination, is
83. Cement is said to be of good quality if
84. Cast steel is manufactured by
85. For the manufacture of plywood, veneers are placed so that grains of adjacent veneers
86. A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than
87. The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively:
88. Geologically, marble is known as
89. The commonly used drying oil for oil paints, is
90. Initial setting of cement is caused due to
91. The foliated structure is very common in
94. The silica is used for preparing
95. Wrought iron is manufactured from pig iron by
97. Portland pozzolana cement possesses
99. Wrought iron is used for
100. The timber having maximum resistance against white ants, is obtained from
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