Find the least count of a vernier caliper whose 50 vernier scale divisions match with 49 main scale divisions?
Given: least count of main scale is 1 mm.
0.1 mm
0.02 mm
0.05 mm
0.001 mm
A Vernier caliper has 1 mm marks on the main scale. It has 20 equal divisions on the Vernier scale which matches with 16 main scale divisions. For this Vernier caliper, the least count is: