Question

What do you mean by SI unit??

Answer 1

a system of physical units ( Standard International unit ) based on the metre, kilogram, second, ampere, kelvin, candela, and mole, together with a set of prefixes to indicate multiplication or division by a power of ten.

Answer 2

International System of Units

a system of physical units based on the meter , kilogram , second , ampere ,kelvin , candela , and mole , together with a set of prefixes to indicate multiplication or division by power of ten .