When a standard is set for a quantity then standard quantity is called ____?

When a standard is set for a quantity then standard quantity is called ____?

جب کسی مقدار کے لیے معیار مقرر کیا جاتا ہے تو معیاری مقدار کو ____ کہا جاتا ہے؟
Explanation
  • A unit is a standard quantity that is used to measure other quantities of the same kind.
  • For example, the meter is a unit of length, the kilogram is a unit of mass, and the second is a unit of time.