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Chapter 1 – Measurements and Experimentation | Exercise 1B

Question 13

A microscope has its main scale with 20 divisions in 1cm and vernier scale with 25 divisions, the length of which is equal to the length of 24 divisions of main scale. The least count of microscope is:

(a) 0.002cm

(b) 0.001cm

(c) 0.02cm

(d) 0.01cm

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(a) 0.002cm

The least count of any instrument is the smallest measurement that can be taken accurately

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subject-cta

Question 13

A microscope has its main scale with 20 divisions in 1cm and vernier scale with 25 divisions, the length of which is equal to the length of 24 divisions of main scale. The least count of microscope is:

(a) 0.002cm

(b) 0.001cm

(c) 0.02cm

(d) 0.01cm

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

(a) 0.002cm

The least count of any instrument is the smallest measurement that can be taken accurately

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
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