Use these physics calculators for motion, forces, energy, electricity, waves, optics, astronomy, fluids, materials, and lighting.
407 calculators available.
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Motion, force, and mechanics
- Acceleration Calculator
- Angular Acceleration Calculator
- Angular Displacement Calculator
- Angular Momentum Calculator
- Angular Velocity Calculator
- Bolt Torque, Preload and Clamp Force Calculator
- Car Crash G-Force Calculator
- Centrifugal Force Calculator
- Centripetal Force Calculator
- Circular Motion Calculator
- Condensate Return Pipe Size and Flash Steam Velocity Calculator
- Conservation of Momentum Calculator (1D Collisions)
- Displacement Calculator
- Force Calculator
- Friction Calculator
- Gravitational Force Calculator
- Horizontal Projectile Motion Calculator
- Hydraulic Cylinder Force, Speed, Flow and Rod Buckling Calculator
- Hydraulic Motor Torque, Speed, Flow and Power Calculator
- Impulse and Momentum Calculator
- Magnitude of Acceleration Calculator
- Maximum Height Calculator (Projectile Motion)
- Momentum Calculator
- Muzzle Velocity Calculator
- Net Force Calculator
- Normal Force Calculator
- Projectile Motion Calculator
- Projectile Range Calculator
- Resultant Velocity Calculator
- Shear Wave Velocity Calculator
- Simple Harmonic Motion Calculator
- Slurry Pipeline Velocity, Pressure Drop and Pump Power Calculator
- Steam Pipe Size, Velocity and Pressure Drop Calculator
- Terminal Velocity Calculator
- Time of Flight Calculator for Projectile Motion
- Torque Calculator
- Torque-Angle Bolt Tightening and Turn-of-Nut Calculator
- Velocity Calculator
Energy, power, and heat
- Air Compressor Power, CFM and Annual Operating Cost Calculator
- Amp Hours to Watt Hours Calculator
- Amps to Kilowatts Calculator
- Amps to Watts Calculator
- Appliance Wattage Calculator
- AV-over-IP Network Bandwidth and Switch Capacity Calculator
- Battery Energy Calculator
- Bullet Energy Calculator
- CNC Machining MRR, Horsepower and Cycle Cost Calculator
- Coaxial Cable Loss and Power-at-Antenna Calculator
- Compressed Air Dryer Purge Loss and Annual Energy Cost Calculator
- Compressed Air Heat Recovery Savings Calculator
- Compressed Air Pressure Reduction Energy Savings Calculator
- Condensate Return Energy and Water Savings Calculator
- Conveyor Belt Motor Power Calculator
- Dante and AES67 Audio Network Bandwidth Calculator
- Dust Collector Duct Size and Fan Power Calculator
- Elastic Potential Energy Calculator
- Electrical Horsepower Calculator
- Energy Usage Calculator
- Fiber Propagation Delay and Network Latency Calculator
- Flash Steam Recovery, Energy Savings and Payback Calculator
- Flywheel Energy Storage Calculator
- FPE Calculator (Foot-Pounds of Energy)
- GPON and XGS-PON Optical Power Budget Calculator
- Grow Light Wattage Calculator
- Heat Exchanger Cleaning Payback Calculator
- Heat Exchanger LMTD and Required UA Calculator
- Heat Sink Thermal Resistance and Junction Temperature Calculator
- Hydraulic Heat Load and Oil Cooler Size Calculator
- Impact Energy Calculator
- Induction Heating Power, Time and Energy Cost Calculator
- Industrial Oven Energy, Throughput and Cost Calculator
- Kilowatts to Amps Calculator
- Kinetic Energy Calculator
- Kinetic Energy of a Pendulum Calculator
- LED Power Supply Calculator
- LED Strip Power Calculator
- LED Video Wall Power and Circuit Size Calculator
- LED Wattage Calculator
- Lighting Heat Gain and Cooling Load Calculator
- Lighting Power Density and Wattage Allowance Calculator
- PoE Lighting Power Budget and Switch Capacity Calculator
- Potential Energy Calculator
- Power Factor Calculator
- Power-to-Weight Ratio Calculator
- Pump Head, Flow and Hydraulic Power Calculator
- Pump VFD Energy Savings and Payback Calculator
- Recoil Energy Calculator
- Refractory Wall Heat Loss and Fuel Cost Calculator
- Rotational Kinetic Energy Calculator
- Screw Conveyor Capacity, Speed and Motor Power Calculator
- Single Phase Power Calculator
- Speaker Cable Gauge, Voltage Drop and Power Loss Calculator
- Speaker SPL, Distance and Amplifier Power Calculator
- Steam Pipe Heat Loss and Insulation Payback Calculator
- Steam Trap Leak and Energy Cost Calculator
- Steam Turbine Power and Efficiency Calculator
- Thermal Camera IFOV, Spot Size and Detection Distance Calculator
- Thermal Stress Calculator
- Three Phase Power Calculator
- VA to Watts Calculator
- Volts to Watts Calculator
- Waste Heat Recovery Energy, Fuel Savings and Payback Calculator
- Watt Converter Calculator
- Watt Hours to Amp Hours Calculator
- Watts to Amps Calculator
- Watts to Lumens Calculator
- Watts to VA Calculator
- Watts to Volts Calculator
- Wavelength to Energy Calculator (Photon Energy in eV and J)
- Work and Power Calculator
- Work Calculator
- Workshop Lighting Calculator
Electricity and magnetism
- Electrical Load Calculator
- Electricity Cost Calculator
- Extension Cord Voltage Drop Calculator
- Free Fall With Air Resistance Calculator
- LED Current Calculator
- LED Inrush Current and Fixtures per Breaker Calculator
- LED Strip Voltage Drop Calculator
- Rolling Resistance Calculator
- RTD Callendar-Van Dusen Resistance and Temperature Calculator
Waves, optics, and lighting
- Angular Frequency Calculator
- Aquarium Lighting Calculator
- Basement Lighting Calculator
- Basketball Court Lighting Calculator
- Bathroom Lighting Calculator
- Bedroom Lighting Calculator
- Candela to Lumens Calculator
- Ceiling Light Size Calculator
- Classroom Lighting Calculator
- Closet Lighting Calculator
- Commercial Lighting Fixture Cost Calculator
- Deck Lighting Calculator
- Dining Room Lighting Calculator
- Downlight Beam Angle Calculator
- Downlight Spacing Calculator
- Driveway Lighting Calculator
- DWDM Wavelength, Frequency and Channel Spacing Calculator
- Emergency Lighting Battery Capacity and Runtime Calculator
- Floodlight Coverage Calculator
- Foot Candles to Lux Converter
- Frequency Calculator
- Garage Lighting Calculator
- Garden Lighting Calculator
- Grow Light Coverage Calculator
- Grow Light Hanging Height and PPFD Calculator
- Gym Lighting Calculator
- Hallway Lighting Calculator
- Harmonic Wave Equation Calculator
- Hospital Lighting Calculator
- Hotel Room Lighting Calculator
- Kitchen Lighting Calculator
- Landscape Lighting Calculator
- LED Lumens Calculator
- LED Strip Lumens Calculator
- Light Bulb Number Calculator
- Light Fixture Layout Calculator
- Light Fixture Spacing Calculator
- Light Loss Factor Calculator
- Light Pole Spacing Calculator
- Light Tower Coverage and Cost Calculator
- Lighting as a Service vs Buy or Finance TCO Calculator
- Living Room Lighting Calculator
- Lumen Lux Candela Calculator & Converter
- Lumens to Candela Calculator
- Lumens to Lux Calculator
- Lux to Foot Candles Converter Calculator
- Lux to Lumens Calculator
- Natural Frequency Calculator
- Office Lighting Calculator
- Outdoor Lighting Calculator
- Parking Lot Lighting Calculator
- Pathway Lighting Calculator
- Patio Lighting Calculator
- Pendant Light Height Calculator
- Photography Lighting Calculator
- Pool Lighting Calculator
- Projector Lumens and Screen Brightness Calculator
- Quiz Frequency Calculator
- Recessed Lighting Calculator
- Rectangular Waveguide Cutoff Frequency and Mode Calculator
- Restaurant Lighting Calculator
- Retail Lighting Calculator
- Room Lighting Calculator
- Room Mode and Standing Wave Calculator
- Security Light Coverage Calculator
- Shop Lighting Calculator
- Soccer Field Lighting Calculator
- Speed of Light Calculator
- Sports Lighting Installation and Operating Cost Calculator
- Stadium Lighting Calculator
- Stairwell Lighting Calculator
- Tennis Court Lighting Calculator
- Video Lighting Calculator
- Warehouse Lighting Calculator
- Wavelength Calculator
Fluids and pressure
- Compressed Air Pipe Size and Pressure Drop Calculator
- Control Valve Cv, Flow and Pressure Drop Calculator
- Density Calculator
- Economic Pipe Insulation Thickness and Payback Calculator
- Flow Meter K-Factor, Pulse Totalizer and Flow Rate Calculator
- LED Strip Density Calculator
- Number Density Calculator
- Optical Density (OD) Calculator
- Orifice Plate Flow Rate and Differential Pressure Calculator
- Pipe Flow Rate, Diameter and Pressure Loss Calculator
- Pressure Calculator
- Projector Pixel Density and Pixels per Degree Calculator
- Water Hammer Surge Pressure and Valve Closure Time Calculator
Astronomy and relativity
- Earth Curvature Calculator
- Hubble Law Distance Calculator
- Specific Gravity Calculator
- Weight on Other Planets Calculator
Materials and stress
- Bulk Modulus Calculator
- Hoop Stress Calculator
- Laser Beam Divergence Calculator
- Laser Beam Expander Calculator
- Laser Beam Spot Size Calculator
- Parabolic Dish Antenna Gain and Beamwidth Calculator
- Principal Stress Calculator
- Section Modulus Calculator
- Shear Modulus Calculator
- Shear Strain Calculator
- Shear Stress Calculator
- Stress Calculator
- Stress Concentration Factor Calculator
- True Strain Calculator
- Von Mises Stress Calculator
- Young’s Modulus Calculator
Other physics calculators
- 0-10V Dimming Driver Limit Calculator
- 70V and 100V Speaker Tap Load and Amplifier Size Calculator
- Air Compressor Duty Cycle and Required Capacity Calculator
- Air Receiver Tank Size and Compressor Cycle Time Calculator
- Amps to kVA Calculator
- Angle of Banking Calculator
- Angle of Repose Calculator
- Angle of Twist Calculator
- Angular Resolution Calculator
- Aperture Area Calculator
- Arrow Speed Calculator
- Baghouse Air-to-Cloth Ratio, Filter Area and Fan Load Calculator
- Ballistic Coefficient Calculator
- Bass Reflex Port Length and Enclosure Tuning Calculator
- Battery Backup Calculator
- Battery C Rating Calculator
- Battery Capacity Calculator
- Battery Charge Time Calculator
- Battery Runtime Calculator
- Bearing L10 Life and Load Rating Calculator
- Bend Allowance Calculator
- Bend Allowance Calculator
- Binoculars Range Calculator
- Blackbody Radiation Calculator
- Box Fill Calculator
- Bragg’s Law Calculator
- Brewster’s Angle Calculator
- Brinell Hardness Number Calculator
- Buckling Calculator
- Car Center of Mass Calculator
- Car Crash Impulse Calculator
- Car Crash Settlement Estimate Calculator
- Car Jump Distance Calculator
- Cascaded RF Gain, Noise Figure and IP3 Calculator
- CCTV Pixels per Meter and Identification Distance Calculator
- CCTV Storage and Recording Bandwidth Calculator
- Centrifuge Calculator
- Chandelier Size Calculator
- CHP Spark Spread, Savings and Payback Calculator
- Circuit Breaker Size Calculator
- Cold Storage LED Savings Calculator
- Combustion Excess Air, Flue-Gas O2 and Stack Loss Calculator
- Commercial Relamping Cost Calculator
- Commercial Sign LED Retrofit Savings Calculator
- Composite Wall STC Calculator
- Compressed Air Leak Cost and Repair Payback Calculator
- Conduit Fill Calculator
- Contact Lens Vertex Calculator
- Cooling Tower Evaporation, Drift and Blowdown Calculator
- Copper Wire Weight Calculator
- Coriolis Effect Calculator
- Cyclone Separator Cut Size Calculator
- DALI Bus Capacity Calculator
- Damping Ratio Calculator
- Diffraction Grating Calculator
- Digital Audio File Size, Bitrate and Recording Time Calculator
- Diopter Calculator
- Distance to Horizon Calculator
- Distributed Ceiling Speaker Spacing and Quantity Calculator
- DWDM EDFA Cascade OSNR and Amplifier Spacing Calculator
- EIRP Calculator
- Elastic Constants Calculator
- Elongation Calculator
- EV Charging Cost Calculator
- EV Charging Time Calculator
- EV Range Calculator
- Factor of Safety Calculator
- Fan Affinity Laws Calculator
- Fiber Chromatic Dispersion and Maximum Reach Calculator
- Fiber-Optic Link Budget and Loss Calculator
- Free Fall Calculator
- Free-Space Path Loss and RF Link Budget Calculator
- Fresnel Zone Clearance and Antenna Height Calculator
- Gage R&R ANOVA and Measurement System Analysis Calculator
- Generator Sizing Calculator
- Gold Weight Calculator
- Ground Speed Calculator
- Hooke’s Law Calculator
- Impact Test Calculator
- Inclined Plane Calculator
- Index of Refraction Calculator
- Industrial Coating WFT, DFT and Coverage Calculator
- Industrial Dryer Evaporation Load Calculator
- Injection Molding Machine Selection Calculator
- Intrinsic Carrier Concentration Calculator
- Inverter Size Calculator
- kg to Newtons Calculator
- kVA to Amps Calculator
- kWh Cost Calculator
- Laser Brightness Calculator
- Laser Linewidth and Bandwidth Calculator
- LED Brightness Calculator
- LED Driver Calculator
- LED L70/L80 Useful Life and Group Replacement Calculator
- LED Resistor Calculator
- LED Strip Amps Calculator
- LED Strip Cost Calculator
- LED Strip Cutting Calculator
- LED Strip Diffuser Calculator
- LED Strip Length Calculator
- LED Tube Type A vs Type B vs Type C Lifetime Cost Calculator
- LED Video Wall Pixel Pitch and Viewing Distance Calculator
- Lens Maker Equation Calculator
- Line Array Splay Angle, Vertical Coverage and Throw Calculator
- Load Cell mV/V Output, Gain and ADC Resolution Calculator
- Machine Vision Lens and Field of View Calculator
- Malus Law Calculator
- Mass Moment of Inertia Calculator
- Measurement Uncertainty Budget and GUM Propagation Calculator
- Microphone Preamp Gain and Headroom Calculator
- Microstrip Patch Antenna Dimensions Calculator
- Mirror Equation Calculator
- Mohr’s Circle Calculator
- Multi-Conductor Cable Weight, Length and Drum Capacity Calculator
- Multimode Fiber Bandwidth and Maximum Reach Calculator
- Newton’s Second Law Calculator
- Newton’s Third Law Calculator
- Optical Attenuator Value for Receiver Overload Calculator
- Optical Return Loss and Reflectance Calculator
- OTDR Event Loss and Fault Distance Calculator
- Parking Garage LED Payback Calculator
- Physical Pendulum Calculator
- Pneumatic Cylinder Air Consumption and Compressor Size Calculator
- Poisson’s Ratio Calculator
- Polar Moment of Inertia (J) Calculator
- Pounds per Square Inch Calculator
- Powder Coating Consumption and Cost Calculator
- Projector Throw Ratio and Distance Calculator
- PSI to GPM Calculator
- Pump Affinity Laws Calculator
- Pump NPSH Available and Cavitation Margin Calculator
- Pump System Curve and Operating Point Calculator
- Quarter Mile Calculator
- Radar Horizon Calculator
- Receiver Noise Floor and Sensitivity Calculator
- Reduced Mass Calculator
- RF Intermodulation Products and Third-Order Intercept Calculator
- Rockwell Hardness Conversion Calculator
- Room Reverberation Time and Acoustic Treatment Calculator
- Rotational Stiffness Calculator
- Signal-to-Noise Ratio Calculator
- Simple Pendulum Calculator
- Sled Ride Calculator
- Slenderness Ratio Calculator
- Snell’s Law Calculator
- Solar Battery Bank Calculator
- Solar Panel Angle Calculator
- Solar Panel Charge Time Calculator
- Solar Panel Output Calculator
- Solar Panel Payback Calculator
- Solar Panel Tilt Calculator
- Speaker Delay Alignment and DSP Time Calculator
- Steam Trap Condensate Load and Required Capacity Calculator
- Stiffness Matrix Calculator
- Stopping Distance Calculator
- Subwoofer Phase and Delay Alignment Calculator
- SUVAT Calculator
- Telescope Field of View Calculator
- Telescope Magnification Calculator
- Tension Calculator
- Thermography Emissivity Correction Calculator
- Thin Lens Equation Calculator
- Thin-Film Optical Coating Calculator
- TNT Equivalent Calculator
- Tolerance Stack-Up Worst-Case, RSS and Monte Carlo Calculator
- Torsional Constant Calculator
- Torsional Stiffness Calculator
- Trajectory Calculator
- Transformer Sizing Calculator
- UPS Runtime Calculator
- UV Curing Dose, Conveyor Speed and Exposure Time Calculator
- Vacuum Pump Evacuation and Pump-Down Time Calculator
- Vickers Hardness Number Calculator
- Volume to Mass Calculator
- VSWR, Return Loss and Mismatch Loss Calculator
- WDM Channel Capacity and Aggregate Throughput Calculator
- Wire Ampacity Calculator
- Wire Size Calculator