One of the questions in Challenge circuit 6 was to find the amount of current a 24V 25W lamp will draw at the rated voltage. …
How I teach and what helps learners
In March 2020, when the pandemic had just started to affect us in Australia, I got sick with a common cold. At that time I …
In my last blog, I have discussed the 3 Things You Need to Know About Electrical Power in AC Circuit, where I talked about the …
Sensors are devices that detect the presence or change of physical input from the surrounding environment. Most people nowadays will have some type of sensor …
What are your criteria for choosing an electrical or electronic meter? Aside from the most obvious one, the purpose or the circuit quantity that you’re …
Electrical power plays a crucial part in our everyday life from lighting, heating, cooking and much more. It’s not just voltage or just current but …
Transformers are alternating current (AC) devices that are used to transfer electricity from one circuit to another. They allow you to increase or decrease the …
Have you ever tried to learn to solve a series parallel circuit but weren’t sure if you were getting the right answers? That’s quite understandable …
Have you ever seen a permanent magnet electric motor work from the inside? In this post, I’ll show you a quick and simple permanent magnet …
A basic transformer has two windings that are wound around an electromagnetic core. When AC voltage is applied to one of the windings, it creates …