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Is the directional antenna possible to direct a signal to specific coordinates?

2018-12-05

Directional antenna: It is an antenna which radiates or receives greater power in specific directions.

What happened if the DC voltage in the clamping circuit is replaced by AC source

2018-12-04

Obviously, the clamping circuit can’t work as normal.

What is the purpose of terminal in the middle in the variable resistor?

2018-12-04

We have to consider it from three different situations:

What is the best playground supplier in China?

2018-12-04

The best playground suppliers in China: 1.Guangzhou Chime-Long Paradise, Guangdong Province; 2.Shenzhen Happy Valley, Guangdong Province; 3.Changzhou China Dinosaur Land, Jiangsu Province; 4.Shanghai Happy Valley; 5.Hong Kong Disneyland

How are Printed Circuit Boards (PCBs) recycled?

2018-12-03

Waste PCB has a variety of recyclable precious metals, such as tin, copper (high in circuit), gold, silver, nickel, palladium, and other non-metallic materials.

What are the limitations of an integrated circuit?

2018-12-03

The Limitations of an Integrated Circuit:

What are the uses of logic gates?

2018-12-03

Logic gates are the basic component in integrated circuits, which can be combined to implement more complex logic operations.

What are the differences between open circuits and closed circuits?

2018-11-29

Open circuit: The circuit is in an open state and there is no current in the circuit; That’s to say. It doesn’t work. Closed circuit: The circuit is in a closed state and there is current in the circuit. In other words, it works as normal.

What is the purpose of laminating an iron core in transformers?

2018-11-29

The purpose of laminating an iron core in transformers: 1)Reducing the formation of Eddy current in the Iron Core; 2)Increasing the resistance of Iron Core; 3)Reducing electric energy convert into internal energy of Iron Core. 4)Improving tran

When is there no current flow in an AC generator?

2018-11-29

As long as the induced electric potential of stator is not closed, there is no induced current flow in an AC generator.

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