Q.

In a vernier callipers, 50 vernier scale divisions are equal to 48 main scale divisions. If one main scale division = 0.05 mm, then the least count of the vernier callipers is ____ mm.                    [2026]

1 0.05  
2 0.02  
3 0.002  
4 0.005  

Ans.

(3)