Science & Engineering Calculators

Practical calculators for physics, electrical, engineering and scientific calculations.

Density Calculator

Calculate density, mass or volume from known values.

Calculate resistor values, color codes and related electrical quantities.

Estimate suitable cable size from electrical load and installation details.

Calculate conduit fill based on cable sizes and conduit dimensions.

Calculate electrical energy consumption in kilowatt-hours.

Calculate power from voltage, current, resistance or other inputs.

Calculate voltage using electrical quantities and circuit relationships.

Calculate voltage, current, resistance or power using Ohm's law.

Calculate force from mass, acceleration and related values.

Calculate energy using common physics and engineering relationships.

Calculate acceleration from changes in velocity and time.

Showing all 11 Science & Engineering Calculators

Percentages, algebra & equations

Length, weight & measurements

Area, materials & property

Profit, ROI & business metrics