Irregular variation due to magnetic storms is a _______ error. Options: A . &nbspInstrumental errors B . &nbspPersonal errors C . &nbspErrors due to the natural cause D . &nbspSurveyor errors

Irregular variation due to magnetic storms is a ______

Question

Irregular variation due to magnetic storms is a _______ error.

Options:

A . Instrumental errors

B . Personal errors

C . Errors due to the natural cause

D . Surveyor errors

Answer: Option C
Answer: (c).Errors due to the natural cause

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Question 1. In which method the magnetic bearings of traverse lines are measured by a theodolite fitted with a compass?....

Question 2. In traversing by fast needle method, there are three methods of observing the bearings of lines by fast needle method.....

Question 3. Which of the following method is not among the methods of observing the bearings of lines by fast needle method?....

Question 4. The application of 180° correction is required in which of the following methods?....

Question 5. In which methods of observing the bearings of lines by fast needle method, the telescope will be normal at one station a....normal at one station and inverted at the next station?

Question 6. Which of the following methods is the most satisfactory method for the bearings of lines by fast needle method?....

Question 7. In direct method with transiting, it is convenient to read one vernier throughout and apply the correction at alternate ....one vernier throughout and apply the correction at alternate stations.

Question 8. Chain and compass traversing is also called a fast needle method.....

Question 9. Telescope is used in direct method with transiting during observing the bearings of lines by fast needle method.....

Question 10. Fast needle method is more accurate than the free needle method.....

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