Question

length of one main scale division is 2mm if Vernier scale coincides with 9 main scale division then least count of veiner calliper​

Answer 1

Answer:

LC = MSD/n = 2/10 = 0.2 mm

Explanation:

1 MSD = 2 mm

10 VSD = 9 MSD

1 VSD = 9/10 MSD

L.C = 1 MSD - 1 VSD =(1-9/10) MSD = 1/10 x MSD = 1/10 X 2 mm

     = 0.2 mm