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Q: Which of the following is obstacle to chaining but not ranging?
  • A. Hill
  • B. Cliff
  • C. Ponds
  • D. Building
Correct Answer: Option C - Obstacles in chaining– Obstacles to chaining prevent chainman from measuring directly between two points and give rise to a set of problems in which distance are found by indirect measurements. • Obstacles to ranging but not chaining (Hill). • Obstacles to chaining but not ranging (i.e. pond, hedge etc.) • Obstacles for both chaining and ranging (i.e. Houses stack).
C. Obstacles in chaining– Obstacles to chaining prevent chainman from measuring directly between two points and give rise to a set of problems in which distance are found by indirect measurements. • Obstacles to ranging but not chaining (Hill). • Obstacles to chaining but not ranging (i.e. pond, hedge etc.) • Obstacles for both chaining and ranging (i.e. Houses stack).

Explanations:

Obstacles in chaining– Obstacles to chaining prevent chainman from measuring directly between two points and give rise to a set of problems in which distance are found by indirect measurements. • Obstacles to ranging but not chaining (Hill). • Obstacles to chaining but not ranging (i.e. pond, hedge etc.) • Obstacles for both chaining and ranging (i.e. Houses stack).