Vector Addition Calculator Up to 10 vectors can be
input.
Vector Addition Tutorial

Parallel Resistor Calculator Up to 10 values can be input.
Resistor Color Code Calculator A handy tool even though it is not essential for studying physics.

Electromagnetic Frequency and Wavelength Calculator Also calculates photon energy.
Sound Frequency and Wavelength Calculator

Resonant Frequency Calculator

Gravitational Force Calculator

Ohm's Law Calculator

Relativity Calculator Calculates
Relativistic Changes In Time Length and Mass For Objects Approaching Light Velocity.

Mass To Energy Calculator Uses the Legendary
Formula E=mc² to compute the energy equivalent of a mass.
Energy To Mass Calculator Same as above but this calculates the mass equivalent of a specified amount of energy.

Pendulum Period Calculator Calculates
Large Amplitude Pendulum Periods up to θ^{14} and exactly using arithmeticgeometric mean.

Atmospheric Pressure Calculator Calculates Altitude when you input Atmospheric Pressure and
Calculates Atmospheric Pressure when you input Altitude.
