2nd October 2019


What does UM stand for in measurement?

The micrometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is an SI derived unit of length equaling1×106 metre (SI standard prefix "micro-" = 106); that is, one millionth of a metre (or one

What is the smallest unit of length in the metric system?

The metric measure units of length are based on the meter. The millimeter (mm) is the smallest metric measure of length and equals 1/1000 of a meter. The centimeter (cm) is the next largest unit of length and equals 1/100 of a meter. The decimeter (dm) is the next largest unit of length and equals 1/10 of a meter.
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