Q51. Which material is commonly used for reinforcement in concrete?
Correct: Steel
Steel bars provide tensile strength to concrete structures.
Q52. What does RCC stand for?
Correct: Reinforced Cement Concrete
RCC combines concrete and steel for enhanced strength.
Q53. What is the process of compacting soil to increase its density called?
Correct: Compaction
Compaction reduces voids in soil for better stability.
Q54. Which type of dam relies on its weight for stability?
Correct: Gravity dam
Gravity dams use their mass to resist water pressure.
Q55. What is the angle of repose?
Correct: The steepest angle at which soil remains stable
It determines the stability of slopes in soil mechanics.
Q56. Which test measures the workability of concrete?
Correct: Slump test
Slump test assesses the consistency of fresh concrete.
Q57. What is the main purpose of a retaining wall?
Correct: To hold back soil
Retaining walls prevent soil erosion on slopes.
Q58. Which type of bridge has cables supporting the deck?
Correct: Suspension bridge
Suspension bridges use cables from towers to hold the roadway.
Q59. What is hydrology?
Correct: Study of water in the environment
Hydrology deals with the distribution and movement of water.
Q60. What does BIM stand for in construction?
Correct: Building Information Modeling
BIM is a digital representation of physical and functional characteristics.
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