Question

1. What is measurement ? How is a measurement
expressed?
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Answer 1

Answer:

Measurement is a comparison of an unknown quantity with a known fixed quantity of the same kind. The value obtained on measuring a quantity is called its magnitude. Magnitude of a quantity is expressed as numbers in its units.

Answer 2

Answer:

Measurement means compare to a fix standard value.

The value of obtained on measuring a quantity it's called magnitude . Magnitude of an quantity is expressed us number in its unit.