Miscellaneous

Physical concepts and devicesMiscellaneous

The physical phenomenon of parallel resonance is widely used in electronics. To build oscillatory circuits consisting of active and reactive resistances, a circuit of resistance, capacitance, and ...

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Physical concepts and devicesMiscellaneous

When you have problems turning on a mobile device, be it a smartphone or the remote control, first of all, change its battery - battery or battery. But you can verify the operability of the energy...

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Physical concepts and devicesMiscellaneous

Physico-chemical characteristics of the upper layers of the earth, where currents of electrical installations flow, affect the state of underground metal structures. When designing and installing ...

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Physical concepts and devicesMiscellaneous

Repair and diagnostics of malfunctions of electronic devices occurs by finding failed elements with their subsequent replacement. It is often not possible to visually determine which radio compone...

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Physical concepts and devicesMiscellaneous

Performing any actions related to the maintenance of the electrical circuit, it is necessary to know the power load on the network. To determine such a macro-parameter of the network, it is neces...

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Physical concepts and devicesMiscellaneous

Currently, the plumbing market has provided a lot of materials for laying water pipes. Each of them is distinguished by its operational features, quality and price. One of the best options is copp...

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Physical concepts and devicesMiscellaneous

The definition of current strength is as follows: these are charged particles (electric charges) that move in a certain direction and are called electrons. Imagine that a certain amount of electr...

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Physical concepts and devicesMiscellaneous

A multimeter is a device for measuring various electrical parameters. It allows you to measure direct and alternating voltage, current, resistance, as well as many specific parameters, such as the...

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Physical concepts and devicesMiscellaneous

The fundamental provision describing the dependence of current, resistance, and voltage on each other is Ohm's law for an alternating current circuit. Its main difference from the same position fo...

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Physical concepts and devicesMiscellaneous

In everyday life, the need often arises for adjusting the power of various electrical appliances: gas stoves, a kettle, a soldering iron, a boiler, various heating elements, etc. The car may need ...

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