Surveying Practice Test 7

1. The length of the tenth base is__________

2. Formation of normal equation with unknown quantities must be multiplied with the algebraic coefficient.

3. The imaginary sphere on which stars appear to lie is known as __________

4. If the angle α = 54˚32ꞌ12ꞌꞌ, having weight 7, is multiplied by a factor 5 then find the resulting weight of that angle.

5. Calculate the correction for misalignment, if the length of the line is 18m with perpendicular of 3m.

6. What is the height of a Bilby tower?

7. A Reverse curve can be set by which of the following methods?

8. Determine the correction for the temperature, if the mean temperature is 30˚C and the temperature during standardization of tape is about 28˚C with length of the line 9m.

9. Among the methods available for determining the length of the curve, which is commonly used?

10. When number of observations is large, the arithmetic mean will be equal to true value.