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Surveying

Surveying
At eastern elongation, the pole star moves

Westward
Southward
Eastward
Northward

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Surveying
When a star is between the pole and the horizon, the relationship between latitude (λ), zenith distance (z) and declination δ, is

θ = 180° - (z + δ)
θ = δ - z
θ = (z + δ) - 180°
θ = z + δ

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Surveying
With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be

7 h 30 m
9 h 00 m
8 h 00 m
7 h 00 m

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Surveying
The scale of a tilted photograph of focal length f, taken from an altitude H, along the plate parallel through plumb point, is

f/H sec θ
f sec θ/H
f/H
f/H cos ½θ

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Surveying
If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is

θ - δ
θ + δ
δ - θ
(θ + δ)/2

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Surveying
Agate cap is fitted with a

chain
level
cross staff
prismatic compass

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MORE MCQ ON Surveying

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