For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angl

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Question
For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angle, is
Options
A. 0�25'.95
B. 0�35'.95
C. 1�25'.53
D. 1�35'.95
E. 2�51'.53.

Correct Answer

2�51'.53.

Surveying problems

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2. A uniform slope was measured by the method of stepping. If the difference in level between two points is 1.8 m and the slope distance between them is 15 m, the error is approximately equal to
Options
A. cumulative, + 0.11 m
B. compensating, � 0.11 m
C. cumulative, - 0.11 m
D. none of these

3. Measuring with a 30 m chain, 0.01 m too short, introduces
Options
A. positive compensating error
B. negative compensating error
C. positive cumulative error
D. negative cumulative error.

4. Orientation of a plane table by solving two point problem is only adopted when
Options
A. saving of time is a main factor
B. better accuracy is a main factor
C. given points are inaccessible
D. none of these.

5. For setting out a simple curve, using two theodolites.
Options
A. offsets from tangents are required
B. offsets from chord produced are required
C. offsets from long chord are required
D. deflection angles from Rankine's formula are required
E. none of these.

9. Two hill tops A and B 20 km apart are intervened by a third top C. If the top most contour of the three hill tops are of the same value, state whether the line of sight AB
Options
A. passes clear of hill top C
B. passes below the hill top C
C. grazes the hill top C
D. none of these.

10. If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by
Options
A. Bowditch's rule
B. Transit rule
C. Empirical rule
D. all of the above.

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