CARPENTRY JOINTS - Practice Mode

1) What is the method of prolongation of a straight line that result cumulative errors, if the instrument is not in adjustment?

Prolonging a line by first method Prolonging a line by second method Prolonging a line by third method Prolonging a line by fourth method

Correct Answer: Prolonging a line by first method

2) What is the method used for the instrument is suspected with improper adjustments and the error is doubled or reversal of telescope?

Prolonging a line by 1st method Prolonging a line by 2nd method Prolonging a line by 3rd method Prolonging a line by 4th method

Correct Answer: Prolonging a line by 3rd method

3) What is the adjustment done to place the vertical axis exactly over the station?

Setting up Centering Levelling up Focusing

Correct Answer: Centering

4) Which method is adopted while the instrument in improper adjustment to establish the intermediate point?

Back sight Fore sight Single sighting Double sighting

Correct Answer: Double sighting

5) What is the test carried in theodolite to make the plate bubbles centre to run if the vertical axis is truly vertical?

Spine test Plate level test Collimation test Bubble tube adjustment

Correct Answer: Plate level test

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