# what is a ruler used for

A ruler is a measuring instrument, which might be in plastic or steel type, and has a straight edge and measurements alongside the sting. Generally, they’re known as a line gauge or a rule. A ruler changed the primitive strategies that had been utilized in measurements, equivalent to using human palms. This instrument was found by a German scientist referred to as Ekhard Unger. This measuring instrument has been used for a few years and this has led to the invention of several types of rulers, utilized in measuring totally different lengths. A number of the makes use of of a ruler embrace;

1. as a measurement object

You’re reading: what is a ruler used for

That is the principle use of a ruler. It’s utilized in measuring the lengths and widths of various objects everywhere in the world.

2. Drawing straight traces

Drawing an ideal line utilizing free palms could be very troublesome, and that is why many individuals resort to utilizing their rulers to attract excellent traces. A ruler that’s in excellent situation is lengthy and has a straight edge, serving to the consumer in drawing excellent traces.

3. Reducing straight traces

Simply as rulers are utilized in drawing straight traces, they’re additionally utilized in slicing straight traces. As an example, a ruler is efficient in slicing a manila paper within the excellent form that’s required.

4. Math and Geometry

Guidelines have been used for math and geometry for a really very long time. The kind of ruler that’s helpful on this sector is the desk ruler. Desk rulers have been historically made out of wooden, although the plastic variations are additionally widespread.

5. Engineering

Engineering college students want correct measurements when utilizing a ruler, and that’s the reason they go for metal rulers. A metal ruler is a straight and flat piece of a ruler. Its markings are nearer to the floor, making it the perfect for engineering functions.

6. Carpentry

The most typical sort of ruler used on this sector is the yardstick or the meted stick. This kind of ruler is straight, skinny, and made out of items of wooden. Often, they’re 36 inches lengthy and have metric measurements.

7. Drafting blueprints

The architect scale is the kind of ruler that’s product of wooden or plastic and has measurements in a number of totally different locations. They’re used for drafting blueprints and have many graduations.