Surveying MCQ Questions & Answers

61

Homologous points are

A) Opposite corners of a photograph B) Nodal points of the camera lens C) Corresponding points on the ground and photograph D) Plumb points of stereo pair of photographs

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Answer & Solution

Answer: Option C

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62

Limiting gradient for locating the base line on evenly-sloping ground, is

A) 1 in 12 B) 1 in 10 C) 1 in 8 D) 1 in 6

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Answer & Solution

Answer: Option A

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63

According to Napier's Rules of circular parts for a right angled triangle, sine of middle part equals the product of

A) Tangents of two adjacent parts B) Sines of two adjacent parts C) Cosines of two adjacent parts D) Both (A) and (B) above

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Answer & Solution

Answer: Option D

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64

Pick up the incorrect statement from the following:

A) Latitudes north of the equator are taken as positive B) Latitudes south of the equator are taken as negative C) Longitudes east of Greenwich are taken as negative D) Longitudes west of Greenwich are taken as positive

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Answer & Solution

Answer: Option C

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65

Pick up the correct statement from the following:

A) North end of the polar axis is known as North Pole B) South end of the polar axis is known as South Pole C) Point where polar axis when produced northward intersects the celestial sphere, is known as north celestial pole D) All the above

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Answer & Solution

Answer: Option D

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66

The value of geocentric parallax to be added to the observed altitude of sun is

A) 9" cos α B) 9" sin α C) 9" tan α D) 9" cot α

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Answer & Solution

Answer: Option A

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67

While making astronomical observations, the observer is mainly concerned with

A) The direction of the vertical, the axis of rotation of the instrument B) The direction of the poles of the celestial sphere C) The direction of the star from the instrument D) All the above

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Answer & Solution

Answer: Option D

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68

If v, t and $$\frac{{\text{f}}}{{\text{H}}}$$ are the ground speed of the aircraft, the shutter speed of the camera and the scale of the photograph respectively, then the amount of image displacement

A) $${\text{i}} = \frac{{{\text{v}} \times {\text{t}} \times {\text{H}}}}{{\text{f}}}$$ B) $${\text{i}} = \frac{{{\text{v}} \times {\text{f}}}}{{{\text{t}} \times {\text{H}}}}$$ C) $${\text{i}} = {\text{v}} \times {\text{t}} \times \frac{{\text{f}}}{{\text{H}}}$$ D) $${\text{i}} = \frac{{{\text{t}} \times {\text{H}}}}{{{\text{v}} \times {\text{f}}}}$$

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Answer & Solution

Answer: Option C

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69

An aerial photograph may be assumed as

A) Parallel projection B) Orthogonal projection C) Central projection D) None of these

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Answer & Solution

Answer: Option C

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70

G.M.T. corresponding to given mean time, equals

A) L.M.T. - East longitude in time B) L.M.T. + East longitude in time C) L.M.T. - West longitude in time D) None of these

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Answer & Solution

Answer: Option A

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Surveying MCQ Questions & Answers | Civil Engineering