Vernier calliper Siorrens 40 10 Presented by Jyoti Shinde BE(Mech)
Construction 10 Vernier scale Main scale
LC of vernier caliper Smallest divisi on on main S cale Total number af of vesniex divisions on ve nie s cale LC
Determination of zero error 3 6 6 LLLLLLLLLLL11mlul l l l 1111111
Zero error Coin ciding vernier hero ezordivision vernies numbex
Zero line Of Ver. 1 e Scale cole Coin cides cwith Zero OF main S cale Then Scale ero Vernier Scale Jies on ght SPde OF ero of main Scale 1o "Thenl S Subtract ed From the Observed Main Reading Scale ero OF vernies Scale lies orn 10__ Vernier Left Side of Main Scale Scale "Then, It is add 1 n the observed -Main 2-scale, "re adi
Toto) Re where, + (n* L. c.) ading= Ma"n scale veading. . By noting Pos,tion of = veraer tero on main scale. nVe mi e1 Scale eivision number which 0 instume nt have Evor then, Convected readiog Total Yeading ero Emor
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