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Calculators for physics, electrical engineering, and mechanical engineering.
Calculate perceived temperature.
Convert weight units (kg, lbs, oz).
Convert power units (watts, hp).
Convert energy units (joules, calories).
Convert pressure units (psi, bar).
Convert force units (newtons, lbf).
Calculate density, mass, or volume.
Calculate Voltage, Current, Resistance.
Wire voltage drop calculation.
4 and 5 band resistor color codes.
Calculate energy cost.
Calculate mass from density.