Building Materials MCQ

61. Non-acid-resistant asbestos is

A. Tremolite asbestos

B. Chrysotile asbestos

C. Amosite asbestos

D. None of these

B. Chrysotile asbestos

63. Which of the following stone is best suited for the construction of piers and abutments of a railway bridge?

A. Granite

B. Sandstone

C. Limestone

D. Quartzite

A. Granite

64. Which of the following is a rock?

A. Quartz

B. Mica

C. Gypsum

D. None of the above

C. Gypsum

65. The tendency of a stone is, to split along

A. Texture

B. Fracture

C. Cleavage

D. Structure

C. Cleavage

66. Which of the following stone is best suited for the construction of piers and abutments of a railway bridge?

A. Granite

B. Sandstone

C. Limestone

D. Quartzite

A. Granite

67. Cast iron contains carbon approximately

A. 1.5% to 5.5%

B. 0.05% to 1.75%

C.0.250 %

D. None of these

A. 1.5% to 5.5%

68. Which of the following trees yields hardwood?

A. Deodar

B. Chir

C. Shishum

D. Pine

C. Shishum

69. Veneering means

A. Carving out designs on timber planks

B. Chemically treating timber planks

C. A thick layer of superior wood glued to interior wood

D. The thin layer of superior wood glued to inferior wood

70. The number of bricks required for one cubic meter of brick masonry is

A. 400

B. 450

C. 500

D. 550

C. 500

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