physical quantity
quantitative characterization of an aspect of a physical entity, phenomenon, event, process, transformation, relation, system, or substance
snow water equivalent
depth of water that would result if the snow mass melted completely
snow water equivalent
depth of water that would result if the snow mass melted completely
surface density of electric charge
electric charge per area
impedance parameters
parameters to describe behaviour of any linear electrical network with a number of ports
absorptance
ratio of absorbed to incident radiant flux
magnetic scalar potential
scalar potential whose negative gradient is the magnetic field strength
Limit
in chemistry
loss angle
arcus tangent of the electric loss factor
specific radiative intensity
radiance of a surface
linear mass density
mass per length
absorbed-dose rate
time derivative of the absorbed dose
Lagrange function
function of generalized coordinates and velocities from which the equations of motion of a mechanical system can be derived
linear expansion coefficient
relative change of length per change of temperature
isentropic exponent
the negative of the relative pressure change per relative volume change at constant entropy; for an ideal gas equal to the ratio of specific heat capacities
specific internal energy
internal energy per mass
rolling resistance factor
quotient of tangential and normal component of the force applied to a body which is rolling at constant speed over a surface
nuclear quadrupole moment
measure for the deviation of the nuclear charge distribution from spherical symmetry
self-inductance
diagonal term of the mutual inductance matrix