Building Materials Quiz 1 – Civil Engineering Mock tests


Building Materials Quiz 1 – Civil Engineering Mock tests

1) Which of the following has more fire resisting characteristics?
a) Marble
b) Lime stone
c) Compact sand stone
d) Granite

2) The rocks which are formed due to cooling of magma at a considerable depth from earth’s surface are called
a) Plutonic rocks
b) Hypabyssal rocks
c) Volcanic rocks
d) Igneous rocks

3) Plywood has the advantage of
a) Greater tensile strength in longer direction
b) Greater tensile strength in shorter direction
c) Same tensile strength in all directions
d) None of the above

4) Due to attack of dry rot, the timber
a) Cracks
b) Shrinks
c) Reduces to powder
d) None of these

5) Excess of alumina in brick earth makes the brick
a) Impermeable
b) Brittle and weak
c) To lose cohesion
d) To crack and warp on drying

6) Pick up the correct statement from the following:
a) In stone arches, the stones are placed with their natural beds radial
b) In cornices, the stones are placed with their natural beds as vertical
c) In stone walls, the stones are placed with their natural beds as horizontal
d) All the above

7) The constituent of cement which is responsible for all the undesirable properties of cement is
a) Di-calcium silicate
b) Tri-calcium silicate
c) Tri-calcium aluminate
d) Tetra calcium alumino ferrite

8) Inner part of a timber log surrounding the pitch, is called
a) Sapwood
b) Cambium layer
c) Heartwood
d) None of these

9) For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of
a) 1:2
b) 1:3
c) 1:4
d) 1:6

10) If ‘P’ is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is
a) 0.70 P
b) 0.75 P
c) 0.80 P
d) 0.85 P




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By JP

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