الخميس، 28 يوليو 2016

The Electronic Protractor: Who Uses It & Why

By Carey Bourdier


A protractor is a basic geometric tool to help take angle measurements. They exist in various forms from the simple plastic protractor for school pupils, to sophisticated digital protractors. An electronic or digital protractor is a kind of a protractor that uses a digital read out instead of reading from a scale. The angle is shown on the digital screen. Some of these look like the traditional bevel protractor but the more modern ones resemble small boxes that can just be placed on a surface to read an angle. Electronic protractors are also known as digital inclinometers or digital angle gauges.

These electronic protractors are quite easy to use, but it is important to understand that you can utilize two different methods of measuring with these devices. You can take a horizontal measure and use a horizontal surface for your base. To do so, simply set your digital protractor into its horizontal mode and just rest it right on the surface of the angle you wish to measure.

With the relative measurement mode one can take measurements of two surfaces. You place the protractor on the first angled surface and take the readings, place zero to clear the reading and place the protractor on the second angled surface. The reading will show the difference between the first angle and the second.

If you were wondering what types of workers or professional would use an electronic protractor, the answer is there are many applications. For instance, land surveyors often will use a digital protractor or inclinometer to measure the slope of land. Civil engineers building skyscrapers, bridges and roads also will use the digital protractor for similar purposes. Foresters might use this device to learn more about the heights of trees in our nation's forests.

Additionally, electronic protractors can be used to measure drilling angles when drilling a well. You might also use this device to measure the rate and depth of a landslide or to monitor changes in a volcano. Astronomers can use a digital protractor to measure the angle of crux stars, while a doctor might measure the range of body part motion using this device. Even soldiers might use an electronic protractor to adjust angles for gun training and sniping.

Electronic protractors are truly an essential tool for all sorts of professions. Without the digital protractor, work would be much harder for everyone from geophysicists to structural engineers to carpenters and much more. If you need precise measuring of angles for just about any purpose, using an electronic protractor is always a good idea.




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