πŸ“Š Metrology and Measurements
Q. What is used for measuring offsets, but it is often used by building surveyors or architects?
  • (A) plum bob
  • (B) butt rod
  • (C) pegs
  • (D) laths
πŸ’¬ Discuss
βœ… Correct Answer: (B) butt rod

Explanation: it generally consists of two laths, each of 1 yard or 1 m in length loosely tiered together. plumb bob is suspended at the center of the plane table to transfer the points on the plan to ground.


Explanation by: Mr. Dubey
it generally consists of two laths, each of 1 yard or 1 m in length loosely tiered together. plumb bob is suspended at the center of the plane table to transfer the points on the plan to ground.

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