मितीय,

dimensionless's Usage Examples:

A Machmeter is an aircraft pitot-static system flight instrument that shows the ratio of the true airspeed to the speed of sound, a dimensionless quantity.

which includes two dimensionless derived units, the radian (rad) and the steradian (sr).

The Prandtl number (Pr) or Prandtl group is a dimensionless number, named after the German physicist Ludwig Prandtl, defined as the ratio of momentum.

dimensionless number which provides a quantitative measure for the activation energy of a chemical reaction which appears in the Arrhenius exponent, named.

dimensionless number that relates the viscous forces to inertial and surface tension forces.

The existing groups may be recombined to form two other dimensionless groups for substitution into the differential equation.

Sometimes, this dimensionless constant is called the water–air partitioning coefficient K WA {\displaystyle K_{\text{WA}}} .

Relative atomic mass (symbol: Ar) or atomic weight is a dimensionless physical quantity defined as the ratio of the average mass of atoms of a chemical.

dimensionless quantity is a quantity to which no physical dimension is assigned, also known as a bare, pure, or scalar quantity or a quantity of dimension.

The picture shows the dependence of the dimensionless deformation \frac {E\varepsilon(t)} {\sigma_0} on dimensionless time t/\tau_R.

The Knudsen number (Kn) is a dimensionless number defined as the ratio of the molecular mean free path length to a representative physical length scale.

In electricity (electromagnetism), the electric susceptibility ( χ e {\displaystyle \chi _{\text{e}}} ; Latin: susceptibilis "receptive") is a dimensionless.

The CFL condition then has the following form:C \frac {u\,\Delta t} {\Delta x} \leq C_\max where the dimensionless number C is called the Courant number,u is the magnitude of the velocity (whose dimension is length/time)\Delta t is the time step (whose dimension is time)\Delta x is the length interval (whose dimension is length).