Multiple choice

What is S.I. unit of length?

  1. Cm

  2. m

  3. Km

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The meter (m) is the SI (International System of Units) base unit for length. The SI system is the modern form of the metric system and provides standardized measurements used globally in science and everyday applications.

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