Specific Impulse by weight
Luminosity of a Star
Sliding gravity conveyer
Parametric Equation 2-variable type (y-axis)
Mean orbital speed for negligible mass' bodies
Absolute Magnitude of a Star - with luminosity distance
Vis-Viva Equation with standard gravitational parameter
Νatural draught flow rate (draft flow)
Gibbs free energy calculator
Ideal Transformer equation - Voltages