Questions
divisions on the main scale of a vernier callipers coincide with divisions on the vernier scale. If each division on the main scale is of a units determine the least count of the instrument.
detailed solution
Correct option is B
(N+1) divisions on the vernier scale = N divisions on main scale1 division on vernier scale =NN+1 divisions on main scaleEach division on the main scale is of a units.1 division on vemier scale =NN+1a units=a' (say)Least count =1 main scale division -1 vernier scale divisionLeast count = a-a'=a-NN+1a=aN+1Talk to our academic expert!
Similar Questions
A vernier callipers having main scale of containing 100 divisions. If n be number of divisions on vernier scale of length l. Vernier calliper is designed to have a least count of , then
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