44. Ordinary cement achieves 70% of its final strength in :
(^) Three days (B) One Year
(0) 14 8 (D) 28 days
45. Which among the following is the defect that does not occur due to the seasoning process of
wood?
(A) Bow (B) Split
(C) Knot (D) Warp
46. The Le Chatelier’s test is one of the physical tests for cement to examine its :
(A) Soundness (B) Fineness
(C) Standard consistency (D) Compressive strength
47. Which of the following is an example of a thermosetting plastic?
(^) Acrylics (B) Polyester
(C) Polycarbonate (D) Nylon
48. Which among the given material is not commonly used for damp-proofing?
(A) Mortar with water-proofing compound (B) Bituminous felts
(C) Plastic sheet (D) Glass sheet
49. Name of the defect causing swelling of painted surface due to oil or grease :
(ಹ) Checking ൯) Flaking
(¢) Blistering (D) Peeling
50. Which of the following is the accelerator added for the fusion of glass?
(ಯ). Silica (B) Soda
(C) Nickel () Lime
51. Name the type of foundation that is used to spread the load of the superstructure over a large
base :
(^) Raft foundation ൯) Strip foundation
(C) Pile foundation (D) Pad foundation
52. An appliance designed to transport persons or materials between two or more levels in a
vertical or substantially vertical direction by means of a guided car, is called as :
(0) Lift car (B) Escalator
(C) Lift (D) Moving walk
53. Double pitch roof form that provides adequate space within the roof structure for units of
accommodation is termed as :
(^) Hipped end roof (B) Gable end roof
(C) Mono pitch roof (D) Mansard or Gambrel roof
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