Surveying (Part-4) (General Engineering) (SSC JE)

Total Questions: 22

21. When the bubble is in the centre of the bubble tube, the bubble line is [IREL Diploma Trainee-11.09.2022 ]

Correct Answer: (c) Horizontal.
Solution:

When the bubble is in the centre of the bubble tube, the bubble line is horizontal.

22. Bevel protractor is used for [BPSC AE (GEN ENGG.)-03.12.2012 ]

Correct Answer: (a) Angular measurement
Solution:

Universal bevel protractor– It is also called vernier bevel protractor. It is used for measuring and testing angles, within the limits of 5 minutes (1/12 of a degree)