Question

Identify the correct use of the thimble of a screw gauge: (1) To read length correct up to 0.01 mm (2) To read length correct up to 1 mm (3) To mark the main scale and baseline (4) To mark circular scale.

February 4, 2024

Answer

To mark circular scale.

Reason — Use of the thimble of a screw gauge is to mark the circular scale.

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