Browse our 111 calculators to solve common problems in Physics — from quick estimates to detailed results. This hub links to our most-used tools and guides so you can get answers fast.

Start with the popular picks below, or jump into the full list for more specific use cases.

Reviewed for this category by Pero Mikić, Physics & Technical Education (Gimnazija Sisak).

Running Record Calculator | Score Reading Fluency, Accuracy & Self-Correction Rate

Running Record Calculator

The Running Record Calculator is a simple tool designed to help you calculate the running speed of an object based on the distance covered and the time taken. This calculator can assist you in determining the speed of an object in meters per second (m/s).   Formula for Running Record Calculator To calculate the running … Read more

Efficiency Calculator | Instantly Calculate Output/Input Efficiency (%)

Efficiency Calculator

Efficiency is a crucial concept in engineering and physics, representing the effectiveness of converting input energy into useful work output. Efficiency Calculator allows you to assess how well a system or process is performing in terms of energy utilization. To calculate efficiency, we use a simple formula as seen below.   Formula used in Efficiency Calculator … Read more

Flag Calculator | Quickly Find Flag Dimensions, Ratios & Proportions

Flag Calculator

The Flag Calculator is a simple tool designed to help you calculate the area of a flag based on its length and width. Whether you are a student working on a geometry project or a flag enthusiast trying to determine the size of your flag, this calculator can assist you in finding the flag’s area … Read more

Enthalpy Calculator | Instantly Compute ΔH for Chemical Reactions

Enthalpy Calculator

The Enthalpy Calculator is a handy tool that allows you to calculate the enthalpy of a substance based on its temperature and pressure. Enthalpy is a fundamental thermodynamic property that describes the total energy content of a system, including both internal energy and energy associated with pressure and volume.   Formula Enthalpy (H) is calculated … Read more

Natural Frequency Calculator | Resonant Frequency of a Mass-Spring System

Natural Frequency Calculator

The Natural Frequency Calculator is a tool used in physics and engineering to determine the resonant frequency of a system based on its mass and stiffness. The resonant frequency is the frequency at which a system naturally oscillates when disturbed. Understanding the Formula behind the Natural Frequency The formula for calculating the natural frequency of … Read more

SAC Rate Calculator | Calculate Your Surface Air Consumption Diving

SAC Rate Calculator

Scuba divers use the Surface Air Consumption Rate Calculator to estimate their average air consumption while diving. The SAC rate, also known as Surface Air Consumption rate, is the amount of air a diver consumes while at surface, expressed in liters per minute or cubic feet per minute. By inputting certain variables such as dive duration, … Read more

Wedge Force Calculator | Estimate the Force Needed to Drive a Wedge

Wedge Force Calculator

Wedge Force Calculator is a handy tool that lets you calculate how much force is necessary to drive a wedge into material. A wedge is an effective machine for splitting or lifting objects by applying force directly onto its wedge-shaped shape. The calculator takes into account the effort force, coefficient of friction and angle of the … Read more

Foam Density Calculator | Find the Density of Your Foam Material

Foam Density Calculator

Easily calculate the density of foam based on your object’s dimensions and weight with our Foam Density Calculator. If you’re working with Imperial (inches and pounds) or Metric (centimeters and kilograms) units, this tool makes it simple to determine the density of your material. Foam density is a key factor in understanding the firmness and … Read more

Slurry Density Calculator | Find the Density of Your Slurry Mixture

Slurry Density Calculator

Slurry Density relates to the weight of solid particles in liquid, usually expressed in kilograms per cubic meter (kg/m^3). As such, density is important in various industrial processes, such as mining, chemical processing, and wastewater treatment, where a slurry’s density influences flow behavior, sedimentation rate, and overall efficiency.   What is Slurry Density Calculator? Using … Read more

Electromotive Force Calculator | Find Voltage Generated by a Circuit or Coil

(EMF) Electromotive Force Calculator

The Electromotive Force Calculator (EMF Calculator) is a tool that is used to determine the voltage generated by a source of electrical energy, such as a battery. To use the EMF Calculator, you should know the work done and the charge on the circuit in order to calculate the voltage.  The calculator uses the simple … Read more

Mach Number Calculator | Speed of an Object Relative to the Speed of Sound

Mach Number Calculator

The Mach Number Calculator is a simple tool that allows you to determine the Mach number of an object based on its airspeed and the speed of sound in the surrounding medium. The Mach number is a dimensionless number that expresses the speed of an object as a ratio to the speed of sound. In … Read more

Proton Velocity Calculator | Find Speed for Any Kinetic Energy

Proton Velocity Calculator

Proton Velocity Calculator enables you to quickly and easily Find the Speed of a Proton for Any Kinetic Energy. When a proton travels through a medium or environment at a certain speed, it is called proton velocity. A proton’s velocity depends on a number of factors, including the strength of magnetic fields, the presence of other … Read more

Acceleration to Force Calculator | Convert Acceleration and Mass to Force

Acceleration to Force Calculator

With the Acceleration to Force Calculator, you can figure out how much force is required to achieve a certain acceleration, or how much acceleration resulted from that force. When you use the calculator, you simply input the mass of the object, along with the acceleration or force you want to calculate. Once the calculations are … Read more

Celerity Calculator | Compute the Speed of Waves in a Medium

Celerity Calculator (Instantly Calculate Wave Velocity)

Celerity Calculator enables you to instantly calculate a Wave Velocity. Celerity is a physics term that refers to the speed at which a wave travels through a medium. It is the speed at which the energy of a wave is transmitted through a medium, without any actual physical movement of the medium itself. Celerity is … Read more

RPM to Acceleration Calculator | Convert Rotational Speed to Linear Acceleration

RPM to Acceleration Calculator

With the RPM to Acceleration Calculator, users can calculate the acceleration of an object based on its rotational speed and radius. Engineering, mechanics, and physics are examples of fields where acceleration is an important parameter when designing and testing equipment. This calculator is useful for these fields.   RPM to Acceleration Calculator is simple and … Read more

MOA Calculator | Convert Minute of Angle to Inches, Clicks, and Adjustments

MOA Calculator (Minute of Angle)

  The Minute of Angle (MOA) is a crucial concept in precision shooting, often used to measure the accuracy and adjust the aiming of firearms. Calculating MOA by hand can be complex, but with the help of an MOA Calculator, shooters can make precise adjustments for improved accuracy. In this article, we will introduce you … Read more

Force to Velocity Calculator | Estimate Final Velocity from Applied Force

Force to Velocity Calculator

Force to Velocity Calculator converts a physical quantity that describes the interaction between objects and their ability to cause a change in motion or deformation of an object. It is measured in the International System of Units (SI) in units of Newtons (N), and is represented by the symbol “F”.    Velocity Definition: Velocity is … Read more

Water Displacement Calculator | Find the Volume via Water Level Change

Water Displacement Calculator

A Water Displacement measurement is a way to determine an object’s volume by measuring how much water it displaces when submerged in water. When an object is placed in water, the volume of water displaced by it can be calculated by measuring the change in water level. Objects with irregular shapes can be accurately calculated … Read more

Transformer Efficiency Calculator | Estimate Power Output Performance

Transformer Efficiency Calculator

The Transformer Efficiency Calculator calculates the efficiency of a transformer given its output power and total power losses. Transformer efficiency is a big deal when it comes to designing, selecting or evaluating transformers because it determines how much power is wasted during transformation. A transformer that’s more efficient wastes less power, so it’s cheaper and … Read more

Net Force Calculator | Find the Resultant Force Acting on an Object

Net Force Calculator

The Net Force Calculator is an essential tool for students, engineers, and physics enthusiasts to calculate the resultant force acting on an object. By inputting up to five different forces along with their respective angles, the calculator efficiently computes the net force magnitude and direction. This tool is invaluable in fields like mechanics, engineering, and … Read more