Declination of the Sun
The position of the Sun in the sky is a function of both time and the geographic coordinates of the observer on the surface of the Earth. As the Earth
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
Although an exact analytical solution of the Buckingham-Reiner equation can be obtained because it is a fourth order polynomial equation in f, due to
In alternating current circuits, energy storage elements such as inductance and capacitance may result in periodic reversals of the direction of energy
In fluid mechanics, Mach number (M or Ma) is a dimensionless quantity representing the ratio of speed of an object moving through a fluid and the local
Solves a univariate polynomial equation of the second degree. This formula will calculate both roots and both real and complex roots.