Discussion :: Surveying
- If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated
|
A.
on its outer spindle with a relative motion between the vernier and graduated scale of lower plate |
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B.
on its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate |
|
C.
on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate |
|
D.
on its inner spindle without a relative motion between the vernier and the graduated scale of lower plate |
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Answer : Option C
Explanation :
Explanation Not Provided
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