1
KCET 2022
MCQ (Single Correct Answer)
+1
-0

The Vernier scale of a travelling microscope has 50 divisions which coincides with 49 main scale divisions. If each main scale division is $$0.5 \mathrm{~mm}$$, then the least count of the microscope is

A
$$0.5 \mathrm{~mm}$$
B
$$0.01 \mathrm{~mm}$$
C
$$0.5 \mathrm{~cm}$$
D
$$0.01 \mathrm{~cm}$$
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