Question

simple microscope is used for watch repairs​

Answer 1

Answer:

simple microscope is used by watch repairers because,a magnification of about 20 times is obtained by the convex lens of small focal length used in a simple microscope.Therefore, it is used by watch repairers to see the minute parts of the watch clearly without causing any strain to the eyes.

Explanation:

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Answer 2

Answer:

a magnifying glass depends on simple microscope.

and hence it is used for watch repairs.

Explanation: