Discussion :: Surveying
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Which of the following introduces an error of about 1 in 1000 if 20 m chain is used
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A.
length of chain 20 mm wrong |
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B.
one end of the chain 0.9 m off the line |
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C.
one end of chain 0.9 m higher than the other |
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D.
middle of the chain 0.45 m off the line |
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E.
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Answer : Option E
Explanation :
No answer description available for this question
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