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A computer is a programmable machine that works based on commands to process an input that, when obtaining the information, is transformed and sent through the output. -
In a machine that works by means of electrical impulses that are transformed into beeps that can be transformed with Morse code and can communicate -
It is a product that the function is received and send an electric impulse that transform the impulse that recipe from the person transform and send to a satellite and that satellite sends to the other telephone and the other telephone transforms to vibrations that this transform to sounds -
Like all electromagnetic waves, radio waves travel at the speed of light through a vacuum or through air. They are the electromagnetic waves that have longer wavelength and lower frequency with respect to the others. -
The television tube transforms the electrical signal it receives into the image we see on the screen. It generates an electron beam, the intensity of which is modulated by the deflection coils, which is focused and accelerated to produce a point of light on the screen. -
a tablet is a computer but the difference is that the inputs are touch -
what a mobile phone does is send the signals to the stations and from the stations it passes it to the exchanges and in the exchanges it sends the signal through the station and the station sends the signal to the other mobile