Q.21. Which of the following cements is suitable for use in urgent repairs of existing massive concrete structures such as large dams
(a) Ordinary portland cement
(b) Low heat cement
(c) Rapid hardening cement
(d) Suitable resisting cement
Answer : option B
Q.22. For polishing mosaic floors we use
(a) Carbaolic acid
(b) Muriatic acid
(c) Acetic acid
(d) Oxalic acid
Answer : option D
Q.23. For 15 mm thick cement plastering 1 : 6 on 100 sq. m new brick work, quantity of cement required is
(a) 0.200 m3
(b) 0.247 m3
(c) 0.274 m3
(d) 0.343 m3
Answer : option D
Q.24. For lined canals, the free board measured from the :
(a) full supply level to the top of the lining
(b) full supply level to the top of the bank
(c) top of the bank to the top of the lining
(d) full supply level to the top of the dowel
Answer : option A
Q.25. The property of a material by which it gets permanent
deformation under a load which is not recovered after removal of load is called
(a) elasticity
(b) brittleness
(c) ductility
(d) plasticity
Answer : option D
Q.26. The concrete having a slump of 6.5 cm, is said to be
(a) plastic
(b) dry
(c) earth moist
(d) semi-plastic
Answer : option A
Q. 27. In paints, methylated spirit, naphtha and turpentine are used as
(a) Base
(b) Binder
(c) Solvent
(d) Extender
Answer : option C
Q.28. Coarse sand has a fineness modulus the range of
(a) 2.2 – 2.4
(b) 2.4 – 2.6
(c) 2.6 – 2.9
(d) 2.9 – 3.2
Answer : option D
Q.29. A propped cantilever is indeterminate externally of:
(a) second degree
(b) fourth degree
(c) first degree
(d) third degree
Answer : option C
Q.30. Which of the following is a relatively ductile material?
(a) High carbon steel
(b) Bronze
(c) Mild steel
(d) Cast iron
Answer : option C
Q.24. For lined canals, the free board measured from the :
(a) full supply level to the top of the lining
(b) full supply level to the top of the bank
(c) top of the bank to the top of the lining
(d) full supply level to the top of the dowel
Answer : option A
Q.25. The property of a material by which it gets permanent
deformation under a load which is not recovered after removal of load is called
(a) elasticity
(b) brittleness
(c) ductility
(d) plasticity
Answer : option D
Q.26. The concrete having a slump of 6.5 cm, is said to be
(a) plastic
(b) dry
(c) earth moist
(d) semi-plastic
Answer : option A
Q. 27. In paints, methylated spirit, naphtha and turpentine are used as
(a) Base
(b) Binder
(c) Solvent
(d) Extender
Answer : option C
Q.28. Coarse sand has a fineness modulus the range of
(a) 2.2 – 2.4
(b) 2.4 – 2.6
(c) 2.6 – 2.9
(d) 2.9 – 3.2
Answer : option D
Q.29. A propped cantilever is indeterminate externally of:
(a) second degree
(b) fourth degree
(c) first degree
(d) third degree
Answer : option C
Q.30. Which of the following is a relatively ductile material?
(a) High carbon steel
(b) Bronze
(c) Mild steel
(d) Cast iron
Answer : option C
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