If your computer has a Svideo output, it simply a case of plugging a cable between your TV and PC and selecting desktop spanning in your graphics settings.
If your TV and graphics card have a spare VGA port, you can set up a far higher quality link by using the same method as before, except with a VGA cable.
Yes, you can indeed use your lcd monitor with your home computer. It is very popular.
Yes, you can use your HD TV as a second monitor for your iMac via WiFi by utilizing AirPlay. If your TV supports AirPlay 2, you can simply select it from the display options on your iMac. Alternatively, you can use third-party applications like AirServer or Reflector to enable this functionality on TVs that do not natively support AirPlay. Make sure both devices are connected to the same WiFi network for seamless connectivity.
No I don't think you can.
The PS3 is to be connected to a television or TV Monitor and not a computer monitor. In whatever country the PS3 was designed for the TV should also be for that same power supply
yes
If it has a television capability.
A monitor can not be used due to the video output of the GameCube.
You need a converter that changes a TV signal to a VGA signal (the type the monitor uses). These converters can be found by searching the internet for 'TV to PC' converters, 'TV to VGA' converters, etc.
A tv has a tuner.A monitor does not.If you have a digital cable box you can hook a monitor up to it and watch tv on it.If your tv has hdmi or vga you can plug it in to your computer and use it as a monitor.
You can get products that can turn any monitor into a TV with various inputs.
If you monitor has a DVI,VGA or HDMI, then you can.
It depends upon the manufacturer and the type of the monitor/TV you're using. Normally LCDs use least watts as compared to other forms of Monitors and TVs.