SURVEYING QUIZ | EXAMIANS

The latitude of a place was obtained by subtracting the declination of a star from its zenith distance, the observed star was between

Zenith and pole

Pole and horizon

Horizon and equator

Equator and zenith

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To have greatest coverage of the area, the type of photography used, is

Vertical

None of these

High oblique

Low oblique

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The stereo plotting instruments are generally manufactured on the principle of

Mechanical projection

All of these

Optical projection

Optical mechanism projection

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The meridian of a place is

A semi-circle which passes through the place and is terminated at the poles

An arc of the great circle which passes through the place and is perpendicular to the equator

A great circle passing through the place and the poles

A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place

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The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is

(i) and (iii)

(ii) and (iv)

(iii) and (iv)

(i) and (ii)

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After fixing the plane table to the tripod, the main operations which are needed at each plane table station are<br/>(i) Levelling<br/>(ii) Orientation(<br/>iii) Centering<br/>The correct sequence of these operations is

(iii), (i), (ii)

(ii), (iii), (i)

(i), (iii), (ii)

(i), (ii), (iii)

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At western elongation, the pole star moves

Southward

Eastward

Northward

Westward

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Equation of time which is the difference between apparent solar time and mean solar time at any instant, vanishes during one year

Once

Four times

Twice

Thrice

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If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is

only (iii)

both (ii) and (iii)

only (i)

both (i) and (iv)

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The resection by two point problem as compared to three point problem

None of these

gives more accurate problem

requires more labour

takes less time

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