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Manav Sharma

· started a discussion

· 1 Months ago

how

Question:

The following consecutive readings were taken with a dumpy level and a 3 m staff on a continuous sloping ground:

0.425, 1.035, 1.950, 2.360, 2.950, 0.750, 1.565, 2.450

Which of the above readings are back-sights?

Options:
A)

0.425, 2.950, 0.750

B)

0.425, 2.860, 0.750

C)

0.425, 0.750

D)

0.425, 2.950, 0.750, 1.565

Solution:

Ans: (c)

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