Your tablet is able to connect to the wifi when an established router is located and the correct password is entered, if applicable. If your tablet does not connect to wifi, it is likely that there is not an established router in range.
can you connect wireless modem to a switch which will to two routers
Wireless routers have antenni and your iphone, ipad, computer, etc do too. Resulting in wifi signals between the two.
With Wi-Fi you can connect yourself to Hotspots or Wireless routers, so you don't have to pay for surfing on the internet, YouTube etc.
Yes, all good Routers have WIFI
This can happen with some Wi-Fi routers. In the settings, try turning off the WiFi, and then turning it back on again.
All of the iPod Touches have wifi in them, so you can connect them to wifi.
Not in most cases. Most wireless (or WiFi) routers also have an ethernet RJ45 port and you can connect that way with a CAT5 cable....even connect a switch for more ports.
microwaves
You can connect them with an ethernet cable, or by WiFi if they have wireless cards.
Static route
you connect to wifi by going to wifi settings on your device that you are using. then you go to configuration or any option that is prone to wifi. then connect and boom bamm you got wifi