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Which of the following is used to measure angles accurately in surveying?

Which of the following is used to measure angles accurately in surveying? Correct Answer Circular Vernier scales

Vernier scales may be used as a straight or circular. Circular Verniers are used in surveying are called Theodolite which measures angles between the two points in surveying.

Related Questions

March List I with List II :   List I   List II (A) Supplementary angles (I) Angles less than 90° (B) Complementary angles (II) Two angles whose sum is 180° (C) Acute angles (III) Angles greater than 90° but less than 180° (D) Obtuse angles (IV) Two angles whose sum is 90° Choose the correct answer from the options given below :
ABCDA is a closed traverse and the bearings of lines are . . . . . . . .
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A is the compass station, bearing AE is 210° 30' and bearing AB is 132° 30'. Then angle A is equal to . . . . . . . .
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The area enclosed between the boundary lines of the sketch by average ordinate rule . . . . . . . .
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In the Fig, line XX is called . . . . . . . .
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∠DAB = 140° 10' bearing of AB = 60°. Then bearing of AD is equal to . . . . . . . .
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In the obstacle survey as shown in figure the width of river AB is equal to . . . . . . . .
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Consider the following statements: (1) If n ≥ 3 and m ≥ 3 are distinct positive integers, then the sum of exterior angles of a regular polygon of m sides is different from the sum of exterior angles of regular polygon of n sides (2) Let m, n be integers such that m > n ≥ 3. Then the sum of the interior angles of regular polygon of sides is greater than the sum of interior angles of a regular polygon of n sides, and their sum is (m + n)π/2 Which of the above statements is/are correct?