In astrodynamics an orbit equation defines the path of orbiting body around central body relative to , without specifying position as a function of time.
Solar Cell Efficiency
Solar cell efficiency is the ratio of the electrical output of a solar cell to the incident energy in the form of sunlight. The energy conversion
Equation of exchange
Monetarists assert that the empirical study of monetary history shows that inflation has always been a monetary phenomenon. The quantity theory of money,
Resonant frequency of string
Acoustic resonance is the tendency of an acoustic system to absorb more energy when it is forced or driven at a frequency that matches one of its own
Magnetic field of circular wire
Generated at the center of a circular wire by the electric current, related to the electric current and the distance from the wire to center of the circle.
The mass number (A), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an