Question

what is situated unit of length​

Answer 1

metre

The SI unit symbol is m. The metre is defined as the length of the path travelled by light in vacuum in 1299 792 458 of a second. The metre was originally defined in 1793 as one ten-millionth of the distance from the equator to the North Pole – as a result the Earth's circumference is approximately 40,000 km today.

Answer 2

metre

The SI unit symbol is m. The metre is defined as the length of the path travelled by light in vacuum in 1299 792 458 of a second. The metre was originally defined in 1793 as one ten-millionth of the distance from the equator to the North Pole – as a result the Earth's circumference is approximately 40,000 km today.