A microscope has its main scale with 20 divisions in 1 cm 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) 0.002 cm (b) 0.001 cm

(c) 0.02 cm (d) 0.01 cm

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A microscope has its main scale with 20 divisions in 1 cm 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) 0.002 cm (b) 0.001 cm (c) 0.02 cm (d) 0.01 cm

A microscope has its main scale with 20 divisions in 1 cm 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) 0.002 cm (b) 0.001 cm

(c) 0.02 cm (d) 0.01 cm