CBSE BOARD XII, asked by dial30, 10 months ago

list the precautions to prevent errors in levelling

Answers

Answered by nandita35

0

Answer:

Proper field procedures (taking shorter shots and balancing shots) can practically reduce errors.

Wherever possible, staff readings should be kept at least 0.5 m above the ground,

Using short observation distances (25 m) equalized for backsight and foresight.

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