Question

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Write the uses of :-
◆Screw Gauge
◆Vernier Caliper

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Answer 1

Answer:

A screw gauge is device used to measure length, depth, diameter etc. It uses a precisely pitched screw with a dial to measure turns of the screw. The gauge is used in conjunction with other accessories like a frame and anvil and called a micrometer.

Explanation:

A Vernier caliper is a precision instrument that measures internal dimensions, outside dimensions, and depth. It can measure to an accuracy of one thousandth of an inch and one hundredth of a millimeter. The caliper has two sets of jaws, one each on the upper and lower portions.