STATEMENT-1 A dimensionless quantity may have a unit
STATEMENT-2 A constant may not be unitless.

A : A dimensionless quantity may have unit. R : Two physical quantities having same dimensions, may have different units.

A : A dimensionless quantity may have unit. R : Two physical quantities having same dimensions, may have different units.

STATEMENT 1: Two quantities with different dimensions may have same unit. STATEMENT-2 Two quantities with different units may have same dimensions STATEMENT-3 Unitless quantities must be dimensionless too

STATEMENT 1: Two quantities with different dimensions may have same unit. STATEMENT-2 Two quantities with different units may have same dimensions STATEMENT-3 Unitless quantities must be dimensionless too

STATEMENT-1 Dimensional constants are the quantities whose values are constant STATEMENT 2 Quantities which are dimensionless are known as dimensional constants

STATEMENT-1 Dimensional constants are the quantities whose values are constant STATEMENT 2 Quantities which are dimensionless are known as dimensional constants