Science & Engineering

Use free science and engineering calculators for physics, chemistry, electrical, and technical problem-solving.

3 Calculators

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Classical Mechanics Calculator

Solve physics problems for force, motion, and energy. Free classical mechanics calculator using Newton's laws for students and engineering professionals.

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Pressure Vessel Calculator

Calculate minimum required wall thickness & Maximum Allowable Working Pressure (MAWP) for cylindrical & spherical vessels per ASME Sec VIII Div 1 (UG-27).

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Wire Gauge Calculator

Calculate appropriate wire gauge (AWG), amps, and voltage drop. Free electrical wire size calculator for DC and AC circuits ensuring safety and efficiency.