Fundamentals of Electronics
Magnetic properties of matter for beginners. Useful for Electrical Engineering: Electrical and Electronics Engineering
Although not every substance can be used to create a permanent magnet, all substances are magnetized by a…
What Determines the Capacitance of a Capacitor “Useful for an Electrician: Electrical Engineering and Electronics
The capacitor is designed for temporary storage of electrical energy in the form of potential energy, divided in space into positive and...
The device and principle of operation of the LED lamp. Useful for electrician: electrical engineering and electronics
An LED lamp is a light source based on LEDs. LEDs are special semiconductor devices that are designed specifically to accept…
Measuring voltage with a voltmeter. Useful for electrician: electrical engineering and electronics
A device called a voltmeter is used to measure AC or DC voltage in AC and DC circuits. Since there are...
Current measurement with an ammeter. Useful for electrician: electrical engineering and electronics
An electrical measuring device, an ammeter, is used to measure the magnitude of current in DC and AC circuits.The ammeter is connected...
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Why is electric current dangerous?