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What are the scientific principles behind a smoke detector?

2019-03-08

Smoke detector prevents the fire which is mainly by monitoring the concentration of the smoke, and an ion type smoke detecting is used to the smoke detector.

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Why does more transistors mean more processing power?

2019-03-08

Integrated Circuit, which is able to assemble thousands of micro transistors into a small chip. In addition, its scale production capacity, reliablity and circuit design modularity contributes to adopt standards IC quickly.

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What do the lines on circuit boards do and does it effect how the board works?

2019-03-08

The lines on circuit boards: A electrical mutual connection between electronics components;

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What is the difference between IP and CCTV cameras?

2019-03-07

The difference between IP and CCTV cameras: IP Camera(IPC): Internet Protocol Camera, it’s also called a network camera, which is made up of network coding module and analog camera; CCTV Camera: Closed-Circuit Television Camera, a analog camera.

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What is the meaning of an SUV car?

2019-03-07

SUV: Sport Utility Vehicle, a type of sport and multi-purpose car.

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Will resistance only occur when the current flows?

2019-03-06

Nope. Resistance not just occurs when the current flows;

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Why do transistors and integrated circuits have so many terminals?

2019-03-06

You know, the terminals of the integrated circuit, which is basically decided by its fabrication process.

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How easy is it really to damage electronic components with ESD?

2019-03-06

The pulse energy of electrostatic discharge(ESD) will lead to the local heating, which also damage the electron tube.

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Why must air temperature be measured in shade?

2019-03-06

Because the thermometer which is used to measure the air temperature that is a mercury thermometer.

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