Saved Bookmarks
| 1. |
A vernier calipers has `1mm `marks on the main scale. It has `20` equal divisions on the Verier scale which match with `16` main scale divisions. For this Vernier calipers, the least count isA. `0.2 mm`B. `0.05 mm`C. `0.1 mm`D. `0.2 mm` |
|
Answer» Correct Answer - D Least count of vernier callipers `LC=1MSD= -1VSD` `=("Smallest division on main scale")/("Number of divisions on vernier scale")` `20` divisions of vernier scale `=16` divisions of main scale `:. 1VSD=(16)/(20)mm=0.8mm` `LC=1MSD-1VSD` `=1mm-0.8mm` `=0.2mm` |
|