πŸ“Š Advance Construction Technology
Q. Air vessel used for……….
  • (A) maintain a uniform flow
  • (B) increase the speed of pump
  • (C) increase the pump efficiency
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above
πŸ“Š Advance Construction Technology
Q. What is function of foot valve in pump?
  • (A) to prevent the back flow of the water
  • (B) to close the impeller
  • (C) provide the opening to the casing
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (A) to prevent the back flow of the water
πŸ“Š Advance Construction Technology
Q. Which factor does not affect the compaction of soil by rolling?
  • (A) contact pressure
  • (B) number of passes
  • (C) speed of roller
  • (D) operator’s skill
πŸ’¬ Discuss
βœ… Correct Answer: (D) operator’s skill

Jump to