Physics, asked by nishubegam16, 15 days ago

A dimensionless quantity
1 point
never has & unit
O always have a unit
may have a unit
does not exist​

Answers

Answered by turgut94
0

Answer:

Characteristic numbers are dimensionless numbers used in fluid dynamics to describe a character of the flow. To compare a real situation with a small-scale model it is necessary to keep the important characteristic numbers the same. Names of these numbers were standardized in ISO 31, part 12.

Answered by abhinavbhatt1903925i
0

Explanation:

iSo part 31 is the example

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