If the area calculated form the plan plotted with measurements by an erroneous c

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If the area calculated form the plan plotted with measurements by an erroneous chain, accurate area of the plan is
Options
A.
B.
C.
D.
E. none of the above

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3. 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

4. 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.

5. 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.

8. 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.

9. 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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