Unit Terbitan

Unit SI

Unit Terbitan

1. Unit terbitan ialah unit bagi kuantiti terbitan. Ia adalah gabungan unit asas melalui pendaraban dan/atau pembahagian.
2. Contohnya, laju ditakrifkan sebagai kadar perubahan jarak, dan bentuk matematiknya adalah seperti berikut.

Contoh:
Tentukan unit terbitan bagi ketumpatan.
Determine the derived unit of density.

Jawapan:
$$\begin{array}{l}\text{Ketumpatan = }\frac{\text{Jisim}}{\text{Isipadu}}\\ \text{Unit ketumpatan = }\frac{kg}{m^3}=kg{m}^{-3}\end{array}$$

English Notes:

SI unit

1. The International System of Units (abbreviated SI from the French language name Système International d'Unités) is the modern form of the metric system. 
2. It is the world's most widely used system of units, both in everyday commerce and in science. 

Derived Unit

1. The derived unit is a combination of base units through multiplying and/or dividing them. 
2. For instance, Speed is defined as the rate of distance change, and can be written in the mathematic form