1.

A vernier scale is used in a fortin barometer 10 VSD coincides with 19 MSD and 1 MSD =1 mm and VSD is further divided in two .Least count is -A. 0.1 cmB. .05 mmC. 1 mmD. 0.02mm

Answer» Correct Answer - B
`1 VSD =(19)/(2xx10)MSD`
`LC =1 MSD - 1 VSD =1 - (19)/(20)mm`
`=(1)/(20)mm =0.5 mm`


Discussion

No Comment Found

Related InterviewSolutions