Subtense tacheometry is generally preferred to if ground is flat undulating moun

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Question
Subtense tacheometry is generally preferred to if ground is
Options
A. flat
B. undulating
C. mountaineous
D. deserts.

Correct Answer

undulating

Surveying problems

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1. The chaining on sloping ground is
Options
A. easier along the falling gradient
B. easier along the up gradient
C. equally convenient along falling as well as up gradient
D. all the above.

2. Rankine's deflection angle in minutes is obtained by multiplying the length of the chord by
Options
A. degree of the curve
B. square of the degree of the curve
C. inverse of the degree of the curve
D. none of these.

3. There are two stations A and B. Which of the following statements is correct :
Options
A. the fore bearing of AB is AB
B. the back bearing of AB is BA
C. the fore and back bearings of AB differ by 180�
D. all the above.

4. Tacheometric formula for horizontal distances using horizontal sights can also suitable be employed for inclined sights through ? by multiplying
Options
A. the constants by sin² ?
B. the constants by cos² ?
C. the constants by cos ?
D. the constants by sin ?
E. the multiplying constant by cos² ? and additive constant by cos ?.

8. You have to observe an included angle with better accuracy than what is achievable by a vernier, you will prefer the method of
Options
A. repetition
B. reiteration
C. double observations
D. exactness.

10. If a linear traverse follows a sharp curve round a large lake where it is difficult to have long legs, the accuracy of the traverse may be improved by
Options
A. taking short legs
B. making repeated observations of angular and linear measurements
C. making a subsidiary traverse to determine the length of a long leg
D. all the above.

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