111. Pick up the correct statement from the following:
A.Forthinstructuressubjectedtowettinganddrying,thewatercementratioshouldbe0.45
B. Formassconcretestructuressubjectedtowettinganddrying, the water ratio shouldbe0.55
C. For thin structures which remain continuously underwater, the water-cement ratio by weight should be0.55
D. All the above
D. All the above
112. Quartzite is a
A. Metamorphic rock
B. Argillaceousrock
C. Calcareous rock
D. Siliceous rock
D. Siliceous rock
113. The plastics are made from cellulose resin
A. Is the clear glass
B. Are tough and strong
C. Possess excellent electrical properties
D. All the above
D. All the above
114. Polymerization helps to improve the property of
A. Strength
B. Rigidity
C. Elasticity
D. All of these
D. All of these
115. For filling cracks in masonry structures, the type of bitumen used, is
A. Cut-backbitumen
B. Bitumen-emulsion
C. Blownbitumen
D. Plastic bitumen
D. Plastic bitumen
116. Expanded metal is
A. Manufactured from steelsheets
B. Used for reinforced concrete in roadpavements
C. Measured in term of SWM (short way mesh) and LWM (long waymesh)
D. All the above
D. All the above
117. Pick up the plutonic rock from the following:
A. Granite
B. Dolerite
C. Basalt
D. All the above
A. Granite
118. The portion of the brick without a triangular corner equal to half the width and half the length, is called
A. Closer
B. Queencloser
C. Kingcloser
D. Squint brick
C. Kingcloser
119. Cement is said to be of good quality if
A. Its colour is not greenishgrey
B. One feels cool by thrusting one’s hand in the cementbag
C. None of these
D. A handful of cement thrown into a bucket of water does notfloat
D. A handful of cement thrown into a bucket of water does notfloat
120. The timber having maximum resistance against white ants, is obtained from
A. Chir
B. Shisha
C. Sal
D. Teak
