The unit we use to measure a physical quantity is a matter of choice
hence the given statement is true
What physical quantity does the electron volt (eV) measure? How is it related to the S.I. unit of that quantity ?
What physical quantity is measured in torr ? How is it related to the S.I. unit of the quantity?
Name the physical quantity which is measured in calorie.How is it related to the S.I. unit of that quantity?