In a travelling microscope 1cm on the main scale is divided into twenty equal divisions and there are 50 divisions on the vernier scale. what is the least count of the microscope?

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Solution

$Least count of microscope = \frac{1 / 20}{50} = \frac{0.05}{50} = 0.001$

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In a travelling microscope 1cm on the main scale is divided into twenty equal divisions and there are 50 divisions on the vernier scale. what is the least count of the microscope?

Least count of microscope=1/2050=0.0550=0.001

$Least count of microscope = \frac{1 / 20}{50} = \frac{0.05}{50} = 0.001$