Professional Engineering Calculators

Accurate calculations for electrical, mechanical, and civil engineering with step-by-step solutions

Electrical Engineering Categories

Basic Electrical

Fundamental laws and basic components

Components

Capacitors, Inductors, and specific parts

DC Circuits

Direct Current analysis and batteries

AC Circuits

Alternating Current analysis

Electromagnetism

Fields, Forces, and Flux

Power System

Transmission, faults, and load analysis

Motors & Machines

Motor analysis, performance, and theory

Control & Electronics

Op-amps, RLC, and semiconductors

Power Electronics

Converters, Inverters, and choppers

Cable, Wiring & Protection

Cable sizing, CB ratings, and earthing

Renewable Energy / Solar

Solar sizing, off-grid and on-grid analysis

Insulation & Safety Testing

Megger, PI, DAR, Dielectric Strength and Leakage

Measurement & Units

Unit conversion, prefixes, power equivalents

Systems

Power systems, motors, and cabling

Mechanical Engineering Categories

Force & Motion

Calculate acceleration, mass, and force

Torque

Calculate torque, force, and radius

Pressure

Calculate pressure, force, and area

Strength of Materials

Stress, strain, and material properties

Machine Design

Design parameters for mechanical parts

Thermodynamics

Thermal properties and heat transfer

Fluid Mechanics

Fluid properties, flow, and dynamics

Manufacturing

Machining and production processes

Dynamics

Kinematics and dynamic systems

Civil Engineering Categories

Construction & Est.

Construction planning and tracking

Structural Eng.

Beams, columns, and building frameworks

Geotechnical

Soil mechanics and foundations

Surveying

Mapping, leveling, and land measurement

Transportation

Road setup, traffic, and paving design

Environmental

Hydrology, waste, and eco-systems

Qty & Site Util.

Materials takeoff and site utilization

Other Calculators

Why Choose Our Calculators?

Accurate Calculations

Professional-grade calculations with precision and reliability

Step-by-Step Solutions

Detailed explanations and formula breakdowns for learning

Mobile Friendly

Works perfectly on all devices - desktop, tablet, and mobile

Unit Conversion

Built-in unit conversion for international standards

Frequently Asked Questions

What engineering disciplines are covered?

Our calculator suite covers electrical, mechanical, and civil engineering with plans to expand to other disciplines.

Are the calculations accurate?

Yes, all calculations are based on standard engineering formulas and are verified for accuracy. We provide step-by-step solutions for transparency.

Can I use this on mobile devices?

Absolutely! Our calculators are fully responsive and work seamlessly on smartphones, tablets, and desktops.

Do you support different unit systems?

Yes, we support both metric and imperial units with automatic conversion between different unit types.