📊 Concrete Technology
Q. For compressive strength test of cement ………. water is added.
  • (A) p/3 + 3
  • (B) p/2 + 3
  • (C) p/4 + 3
  • (D) p/5 +3
💬 Discuss
✅ Correct Answer: (C) p/4 + 3
📊 Concrete Technology
Q. Undesirable expansion of some of constituents of cement after setting is known as……… .
  • (A) Soundness
  • (B) unsoundness
  • (C) None
  • (D) All
💬 Discuss
✅ Correct Answer: (B) unsoundness
📊 Concrete Technology
Q. Material between…………… is classified as silt.
  • (A) 0.002 mm to 0.003 mm
  • (B) 0.08 mm to 1 mm
  • (C) 8 mm to 10 mm
  • (D) 0.06 mm to 0.002 mm
💬 Discuss
✅ Correct Answer: (D) 0.06 mm to 0.002 mm
📊 Concrete Technology
Q. Angular aggregate having percentage of voids ranging from……….
  • (A) 32 to 33
  • (B) 35 to 38
  • (C) 38 to 40
  • (D) 40 to 45
💬 Discuss
✅ Correct Answer: (C) 38 to 40
📊 Concrete Technology
Q. In crushing value test of aggregate, gradually compressive load of….. Tons is apply.
  • (A) 40
  • (B) 50
  • (C) 44
  • (D) 45
💬 Discuss
✅ Correct Answer: (A) 40
📊 Concrete Technology
Q. Specific gravity of natural aggregate lie between……
  • (A) 2.5 to 2.6
  • (B) 2.6 to 2.7
  • (C) 2.6 to 2.8
  • (D) 2.8 to 2.9
💬 Discuss
✅ Correct Answer: (C) 2.6 to 2.8
📊 Concrete Technology
Q. To control alkali aggregate reaction restricting alkali content in cement below……%
  • (A) 1
  • (B) 0.1
  • (C) 0.5
  • (D) 0.6
💬 Discuss
✅ Correct Answer: (D) 0.6

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