Question

UNITS AND DIMENSIONS
PART -
A): For a physical quantity, U,, U, are units and N, N, are their numerical values in
two different systems. If N, > N2, then U,<U2
[ ]
R): The numerical value of a physical quantity is inversely proportional to its unit.
nd R are true and R is the correct explanation of A
is not the correct explanation of A
ut Ris true​

Answer 1

Answer:A physical quantity is a property of a material or system that can be quantified by measurement. A physical quantity can be expressed as the combination of a numerical value and a unit. For example, the physical quantity mass can be quantified as n kg, where n is the numerical value and kg is the unit.A physical quantity possesses at least two characteristics in common, one is numerical magnitude and other is the unit in which it is measured.

Explanation: