the least count of a main scale of vernier system is 1mm while 20 vernier divisions coincide with 19 scale divisions.what is the vernier constant of the system?
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Answer:
A vernier callipers has 20 divisions on the vernier scale which coincide with 19 divisions on the main scale. The least count of the instrument is 0.1 mm. The main scale divisions are of. ⇒0.1=120 MSD ⇒ MSD = 2mm.
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Explanation:
Least count =1MSD-1VSD
VSD=19/20MSD
1/20MSD=1mm
MSD=20mm
VSD=19mm.
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