Question

The main scale of vernier callipers is divided into 0.5mm and its least count is 0.005cm. Then the number of division on main scale is

Answer 1

10 would be the number of divisions on the main scale.

Explanation:

Given that,

1 main scale division = 0.5 mm

Least count = 0.005 cm or 0.005 * 10 = 0.05mm

As we know,

Least Count = 1 main scale division/No. of Vernier scale division

0.05mm = 0.5mm/No. of Vernier scale division

∵ No. of main Vernier scale division = 0.5/0.05

= 10

Learn more: Vernier Callipers

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