Civil Engineering :: Advanced Surveying
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The negative sign is assigned to
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Pick up the correct statement from the following :
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The method of surveying by triangula-tion was first introduced by the Dutchman Snell in
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Right ascension of a heavenly body is its equatorial angular distance measured
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Pick up the incorrect statement from the following. In a spherical triangle
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The great circle along which the sun appears to trace on the celestial sphere with earth as centre during the year, is called
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Pick up the in-correct statement from the folowing :
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If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is
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Triangulation surveys are carried out for providing
A.
The star's movement is apparent due to the actual steady rotation of the earth about its axis
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B.
The stars move round in circular concentrated parts
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C.
The centre of the circular paths of stars is the celestial pole
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D.
The axis of rotation is a fixed direction of a particular diameter of the celestial sphere either end of which is a pole
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E.
All the above.
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A.
every angle is less than two right angles
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B.
sum of the three angles is equal to two right angles
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C.
sum of the three angles less than six right angles and greater than two right angles
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D.
if the sum of any two sides is π, the sum of the angles opposite them is also π
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E.
sum of any two sides is greater than the third.
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