How Circuits Work Have you ever wondered what happens when you flip a switch to turn on a light[,TV, vacuum cleaner orcomputer? What does flipping that switch accomplish? In all of these cases, you are completing anelectric circuit, allowing acurrent, or flow of electrons, through the wire...
1、chapter 1 fundamentals of electric circuits section 1 current and voltage n text n new words and expressions n exercises n end section1 current and voltage two variables u(t) and i(t) are the most basic concepts in an electric circuit, they characterize the various relationships in an ...
of its inputs receives a high signal. in simpler terms, it provides a false output if any or both inputs are true. this behavior makes nor gates fundamental in constructing logical circuits and forming the basis for more complex operations. what is the purpose of nor gates in boolean logic...
Since current always creates a magnetic field, there areHall Effectand other sensors that allow us to measure this field and thereby measure the current. It is also possible to connect a shunt resistor within the circuit itself and directly measure the current, as in the classic ammeter and cu...
CMOS stands for Complementary Metal-Oxide-Semiconductor. It is a type of technology used in the manufacturing of computer processors, memory chips, and other digital devices. CMOS technology uses a combination of metal, oxide, and semiconductor materials to create electronic circuits that are low-pow...
Nonoverlapping switch drives ensure that only one switch is on at a time to avoid unwanted current “shoot through.” In Phase 1, Switch B is open, and Switch A is closed. The inductor is connected to VIN, so current flows from VIN to the load. The current increases due to the ...
This is one method for the iPhone to avoid liquid damage because, even if it has the IP67 certification, water can still enter the device and wreak havoc on the circuits. The “lightning connector” issimply another name for the charging port on your iPhone.The “Liquid Detected in Lightning...
For any filtering circuits such as RC circuits, the cutoff frequency is a very important characteristic. At this point, the amount of attenuation due to the filter starts to increase swiftly. To indicate how long the amplifier gain can remain constant in frequency, we need to define a range ...
You can’t test insulation resistance on circuits connected to the ground, like the neutral conductor on the AC side of an inverter. Before you test a grounded, neutral conductor, check that there’s no current in the circuit. Then remove both ends of the conductor from its terminals to is...
inspect such integrated circuits and circuit board components for errors in order to ensure the user’s safety and that these electrical devices function properly. Once you identify the issue successfully, you might either find solutions to it by yourself or get an expert in the field to assist...