What is the error in mm for precise levelling for benchmarks of widely – McqOptions

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1.	What is the error in mm for precise levelling for benchmarks of widely distributed points?
A.	100 K
B.	24 K
C.	12.0 K
D.	4 K
Answer» E.

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What is the error in mm for precise levelling for benchmarks of widely distributed points?
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The degree of precision depends upon the skill of an observer.
The precision on plains will be less than that on hills.