A vernier scale has 50 divisions which coincide with 49 divisions on the main scale . the main scale is graduated in 1/2mm steps. What is the least count of the vernier?
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Answer:
The Least Count is 0.01 mm or, 0.001 cm.
Explanation:
Vernier Scale Divisions = 50
Main Scale Length [Each] = 1/2 mm
= 0.5 mm
L.C = Main Scale Length [Each] / Vernier Scale Divisions
= 0.5/50 mm
= 0.01 mm or, 0.001 cm
Hope this helps.
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