Bricks MCQ – Building Materials

61. The machine used for manufacturing the Mud blocks is known as

  1. BWSM
  2. SMB
  3. SMC
  4. MARDINI
Answer
Answer. d

62. The brick piece obtained by cutting a triangular portion of the brick such that half a headers and half a stretcher are obtained on adjoining cut faces is called as

  1. Queen closer
  2. Mitred closer
  3. King closer
  4. Three-quarter bat
Answer
Answer. c

63. AS per IS: 3495 (part I), what is the loading rate used to find the compressive strength of bricks?

  1. 14 N/m2 per minute
  2. 40 N/m2 per minute
  3. 45 N/m2 per minute
  4. 4 N/m2 per minute
Answer
Answer. a

64. A bull nose brick is not used for

  1. Rounding off sharp corners
  2. Pillars
  3. Decoration purpose
  4. Arches
Answer
Answer. d

65. The indentation provide in a face of the brick is called

  1. strike
  2. frog
  3. pallet
  4. none of three mentioned here
Answer
Answer. b

66. Water absorption test for bricks done as per

  1. IS 2180
  2. IS 3495
  3. IS 2222
  4. IS 5779
Answer
Answer. b

67. The standard size of brick is

  1. 20cm × 10cm × 10cm
  2. 19cm × 9cm × 9cm
  3. 18cm × 9cm × 9cm
  4. 18cm × 10cm × 10cm
Answer
Answer. b

68. A first class brick should have a minimum crushing strength of

  1. 7 MN/m2
  2. 10.5 MN/m2
  3. 12.5 MN/m2
  4. 14 MN/m2
Answer
Answer. b

69. The burning of bricks in kilns is taken how much time to complete the burn?

  1. 24 hrs.
  2. 12 hrs.
  3. 96 hrs.
  4. 48 hrs.
Answer
Answer. a

70. The average out-turn of first class bricks in kiln burning is

  1. 60 to 70%
  2. 50 to 60%
  3. 80 to 90%
  4. 70 to 80%
Answer
Answer. c