explain the methods to measure length?
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The standard instruments used nowadays to measure a length are – ruler, meter scale, measuring tape, vernier caliper, and screw gauge. However, ancient people used instruments like – hand span, foot, arm length, ropes, sticks, etc. to measure length
Explanation:
VERY IMPORTANT:
The ruler the simplest kind of length measurement tool: lengths are defined by printed marks or engravings on a stick. The meter was initially defined using a ruler before more accurate methods became available. Gauge blocks are a common method for precise measurement or calibration of measurement tools
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