To measure the horizontal angle which of the following is the first step? Options: A . &nbspReleasing all clamps B . &nbspLevelling instrument C . &nbspTurning plates D . &nbspClamping the plates

To measure the horizontal angle which of the following is the first step?

Question

To measure the horizontal angle which of the following is the first step?

Options:

A . Releasing all clamps

B . Levelling instrument

C . Turning plates

D . Clamping the plates

Answer: Option B
Answer: (b).Levelling instrument

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Question 1. The method of repetition is used to measure a horizontal angle to a finer degree of accuracy than that obtained with the....than that obtained with the least count of the vernier.

Question 2. After setting up the instrument first thing done by the surveyor is _________....

Question 3. After levelling of an instrument is done what is the next up?....

Question 4. For measuring an angle to the highest degree of precision, several sets of repetitions are usually taken.....

Question 5. If one of the vernier is at 0° then another vernier reading shows / also shows ______....

Question 6. To measure a horizontal angle, after releasing all clamps, we turn the upper and lower plates in the same direction.....

Question 7. To measure a horizontal angle by direct method is also called a repetition method.....

Question 8. Error due to structural defects in the instrument comes under ________ error.....

Question 9. Error due to imperfections due to wear comes under ________ error.....

Question 10. Inaccurate levelling comes under ______ error.....

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