Thanks to technology and innovative minds there are multiple varieties of items to choose from in almost every device. Today you cannot go to a selling point and ask car, the next question will always be which type of car. In late 19th and early 20th century, there was one type of a bulb, the …
Introduction Electrical lighting was a phenomenal and outstanding invention in the late 19th century that has been a blessing to the world to date. There were various attempts of what could give the best light for a prolonged period by various scientists. Tungsten was the best settled for all the tested materials. The colour produced …
A rheostat is an electrical component with variable resistance. Basically, it is a variable or adjustable resistor. As the name suggests a resistor resists or inhibits the flow of electric current through a circuit. The amount of current through a circuit is determined by the voltage applied and the total resistance, current is proportional to …
The legacy filament bulb is commonly known as the tungsten bulb. The element has for over a century proven to be a good choice made by our forefathers. There is none like tungsten in performance. To date, the majority of electrical lighting uses a tungsten bulb. Though the technology is first changing, I don’t foresee …
Everyone knows if you need light and you have electricity you only need a bulb and an electrician to install it. You were born post electricity discovery and it may not mean a lot to you what it does. If you have a bulb you know it’s a matter of pressing a switch for you …
One of the key areas in engineering is instrumentation. Engineers want to monitor and control the parameters of machines so that they can work efficiently. A meter is a device used to measure the quantity of a given parameter. Technicians in their work need to know not only the presence given by indicators but as …
Engineering is a branch of knowledge that the world cannot do without. More than 80% of countries’ budget allocation is drained to the hands of engineers. In fact, you can say that a country’s development equals to engineering projects invested in. The second most junk of budget goes to human resource and still in these …
Hi there! I usually begin with greetings, it’s an African thing, for the rest, I don’t know though I have met some non-Africans who as well really like greetings. This is a follow-up post to the one we shared last week and as promised here comes your read. It’s paramount for me to state that …
An atom contains electron and protons and as a result, there is an electric charge on it due to the balance or unbalance of these particles. Electron contains negative charges and protons contain a positive charge. Like charges repel each other and unlike charges attract each other. These particles create an electric field around then …
If you ever wonder how electricity works, then you are not alone in this. The relation between electricity and the computer is since its invention, and many have a mystical confusion in mind about it. In order to keep your computer system works, you must grasp the basic idea of how a computer works and …