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| Q. |
Which of the following statements is in-correct ? |
| A. | Error due to refraction may not be completely eliminated by reciprocal levelling. |
| B. | Tilting levels are commonly used for precision work. |
| C. | The last reading of levelling is always a foresight. |
| D. | All of the above statements are incorrect. |
| Answer» D. All of the above statements are incorrect. | |
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Rahul Official
9 months ago
option d is wrong all of the statement are correct
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Rahul Official
9 months ago
option d is wrong all of the statement are correct
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