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How to test the dielectric strength of transformer oil.

dielectric strength of transformer oil is the ability of transformer oil to withstand a certain amount of charges when subjected to electricity. This test can be done by passing a DC voltage through the substance. And the DC voltage will be varying its volt till the oil reaches its dielectric breakdown. The dielectric breakdown is …

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How to wire a two-way switch to control two lighting bulbs.

Introduction During our electrical household installation, there are different types of switches used in controlling lamps that serve different purposes. You being an installer or the engineer in charge, are always expected to note the types of switches to use and why they should be used. Like differentiating between a 2-way switch and a 1-way …

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How to choose and size a charge controller for your solar system installation.

Are you a novice or an installer, who has been wondering how to choose an appropriate charge controller for your solar work?. Don’t panic anymore, as you have made your way to this blog post which was written to give a guide on choosing the right solar charge controller for your installation. What is a …

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What is a potentiometer.

The potentiometer is an electrical component that is used to control or in adjusting electrical signals. It is a three terminals pots resistor and an adjustable knob in the center. When varying or tuning the knob, the potentiometer tends to increase or reduce its resistance depending on the tuning. It is used in varying electrical …

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How to calculate Electricity bill. easy and simple guide.

Calculating the electrical energy we consume on daily basis in running our appliances is an important thing we all have to know. Electricity bill calculation not only helps the power company in checking our energy consumption. However also helps us to monitor the energy we consume on daily basis. And also makes us conscious of …

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