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The bubble tube parallel to the telescope of a theodolite should be more sensitive, since it controls.
- a)Vertical axis
- b)Horizontal axis
- c)Axis of bubble tube
- d)None of these
Correct answer is option 'B'. Can you explain this answer?
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The bubble tube parallel to the telescope of a theodolite should be mo...
The Bubble Tube Sensitivity in Theodolite
The bubble tube in a theodolite is used to ensure that the instrument is level. A theodolite is a surveying instrument that is used to measure angles, both horizontally and vertically. It is essential that the theodolite is level to ensure accurate measurements.
The sensitivity of the bubble tube is important because it determines how accurately the theodolite can be levelled. The sensitivity of the bubble tube refers to how easily the bubble moves from the center of the tube when the theodolite is not level.
The sensitivity of the bubble tube can vary depending on its orientation relative to the telescope. When the bubble tube is parallel to the telescope, it is more sensitive to changes in level on the horizontal axis. This is because the bubble moves more easily along the horizontal axis, making it easier to detect any deviations from level.
On the other hand, when the bubble tube is perpendicular to the telescope, it is more sensitive to changes in level on the vertical axis. This is because the bubble moves more easily along the vertical axis, making it easier to detect any deviations from level.
Therefore, in order to ensure accurate measurements, it is important to adjust the theodolite so that the bubble tube is parallel to the telescope when measuring horizontal angles and perpendicular to the telescope when measuring vertical angles. By doing so, the sensitivity of the bubble tube can be optimised, leading to more accurate measurements.
The bubble tube in a theodolite is used to ensure that the instrument is level. A theodolite is a surveying instrument that is used to measure angles, both horizontally and vertically. It is essential that the theodolite is level to ensure accurate measurements.
The sensitivity of the bubble tube is important because it determines how accurately the theodolite can be levelled. The sensitivity of the bubble tube refers to how easily the bubble moves from the center of the tube when the theodolite is not level.
The sensitivity of the bubble tube can vary depending on its orientation relative to the telescope. When the bubble tube is parallel to the telescope, it is more sensitive to changes in level on the horizontal axis. This is because the bubble moves more easily along the horizontal axis, making it easier to detect any deviations from level.
On the other hand, when the bubble tube is perpendicular to the telescope, it is more sensitive to changes in level on the vertical axis. This is because the bubble moves more easily along the vertical axis, making it easier to detect any deviations from level.
Therefore, in order to ensure accurate measurements, it is important to adjust the theodolite so that the bubble tube is parallel to the telescope when measuring horizontal angles and perpendicular to the telescope when measuring vertical angles. By doing so, the sensitivity of the bubble tube can be optimised, leading to more accurate measurements.
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The bubble tube parallel to the telescope of a theodolite should be more sensitive, since it controls.a)Vertical axisb)Horizontal axisc)Axis of bubble tubed)None of theseCorrect answer is option 'B'. Can you explain this answer?
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