Give reasons for the following :
Diamonds are used by eye surgeons……….

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Solution

Diamonds (with sharp-edged) are used by eye surgeons to remove the cataract from the eye with high precision.
Conclusion: Diamonds are used by eye surgeons because of their sharp edges.

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Similar questions

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Given below is a diagram showing a defect of human eye.

Study it and answer the following questions:

(1) Name the defect shown in figure.

(2) Give two possible reasons for this defect of eye in human being.

(3) Name the type of lens used to correct the eye defect.

(4) Draw a labelled diagram to show how the defect is rectified by using the lens.

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