railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Metrology and Inspection
The least count of a Vernier calliper is defined as: ________
1
the phenomenon due to which the resistivity of a conductor changes when it is subjected to strain.
2
the minimum distance that can be measured by a Vernier calliper accurately
3
the ratio of relative change in resistance to the relative change in length.
4
the difference between one small division of the Vernier scale and one small division of the main scale