Check out 44 similar classical mechanics calculators ⚙️. Determine the displacement of the spring - let's say, You can also use the Hooke's law calculator in. The first formula is the one most commonly used when you know the dimensions on your spring but do not know your load and distance traveled on the spring. Displacement can be either positive or negative depending on whether the spring is in compression or tension. Save my name, email, and website in this browser for the next time I comment. Below you can see the formula for torsion spring constant and an example of how the formula works. If you're behind a web filter, please make sure that the domains * and * are unblocked. For the best experience on our site, be sure to turn on Javascript in your browser. As is the case with the force, when springs are involved this displacement is almost always measured directly or given in the problem. Spring constant can be defined as the force required per unit extension or unit compression of the spring. The spring constant of this spring is 30000 N/m. Email. For more information on this please visit our spring measurement and specifications page. Imagine that you pull a string to your right, making it stretch. We'll need the standard unit vectors i, j. Extension springs have the same units of measurements as compression springs, however torsion spring constant is calculated in force per 360 degrees of travel. If you are using the metric system your spring constant would be in Newtons per millimeter of distance traveled. We created the Hooke's law calculator (spring force calculator) to help you determine the force in any spring that is stretched or compressed. JavaScript seems to be disabled in your browser. Lightweight app with up-to-date list of all available Mortys and their features. Calculate a Required Spring Constant The other way to calculate the compression spring constant on your spring is if you know the load you want to achieve at a certain distance traveled. It is a proportionality constant that describes the relationship between the strain (deformation) in the spring and the force that causes it. This is to take into account the direction of displacement. When determining a spring constant there are 2 different formulas you can use depending which information you have available to you. Each spring can be deformed (stretched or compressed) to some extent. k = -F/X= -10/-1 = -10. Spring potential energy equation. For the best experience on our site, be sure to turn on Javascript in your browser. For example if you are calculating the spring constant of a compression spring using English measurements your value would be pounds of force per inch of distance traveled. Suppose a force of 20N was suspended on a spring, the spring stretch was 0.02cm, calculate the spring constant. eval(ez_write_tag([[300,250],'calculator_academy-medrectangle-4','ezslot_13',107,'0','0']));eval(ez_write_tag([[300,250],'calculator_academy-medrectangle-4','ezslot_14',107,'0','1']));eval(ez_write_tag([[300,250],'calculator_academy-medrectangle-4','ezslot_15',107,'0','2'])); Taking another look at the equation above it can be seen that there is a negative sign in the equation. For more science and engineering calculators, click here. (Also known is spring rate calculator)eval(ez_write_tag([[580,400],'calculator_academy-medrectangle-3','ezslot_7',169,'0','0'])); The following is hooke’s law formula for determining the spring constant of a spring: A spring constant is a measure of a springs ability to resist compression and elongation. Q. A force arises in the spring, but where does it want the spring to go? Hooke's Law Spring Constant Calculator Hooke's law states that the restoring force of the string is directly proportional to its displacement. In simple, it is for finding the stretch of springs. The other way to calculate the extension spring constant on your spring is if you know the load you want to achieve at a certain distance traveled. The variables of the equation are: F which represents force, k which is called the spring constant and measures how stiff and strong the spring is, and x is the distance the spring is stretched or compressed away from its equilibrium or rest position. Solution: We can find the displacement by rearranging the spring constant formula: F= -K × x. i.e. Identify a Coil Spring’s Direction of Wind, Identify an Extension Spring’s Direction of Wind, Identify a Torsion Spring’s Direction of Wind, Free Position of a Torsion Spring Based on Total Coils, Properties of Common Spring Materials For Spring Wire, Convert Double Torsion Springs to Single Torsional Springs, Calculate Rate of Springs in Parallel and in Series, 5 Things You Probably Didn't Know About Springs, Springs for Trailer Ramps, Lids, Hatches & Gates, Standard Spring Dimension Tolerances for Custom and Stock Springs, Standard Spring Dimension Tolerances in Metric.