Question

how do you appreciate the introduction of platinum_Iridium metre scale in France for measuring length​

Answer 1

Explanation:

A new unit of length, the metre was introduced – defined as one ten-millionth of the shortest distance from the North Pole to the equator passing through Paris, assuming an Earth's flattening of 1/334. For practical purposes however, the standard metre was made available in the form of a platinum bar held in Paris.

Answer 2

Answer:

A new unit of length, the metre was introduced – defined as one ten-millionth of the shortest distance from the North Pole to the equator passing through Paris, assuming an Earth's flattening of 1/334. For practical purposes however, the standard metre was made available in the form of a platinum bar held in Paris.

Explanation:

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