No, the Nexus wireless charger does not have an internal battery. It requires the micro USB charger for it to wirelessly charge a Nexus 7 (or Nexus 4 or 5).
No, the Nexus 7 does not have wireless charging support built in.
Yes, the battery is removable. There's even a longer-running battery made for the Galaxy Nexus too.
To change your Nexus 7 Battery, simply remove the back lid, and pull off the battery which is held by an adhesive, and replace it with the 4326mAh battery.
Nexus devices that have been made to date include:Nexus OneNexus SGalaxy NexusNexus 4Nexus 5Nexus 7 (2012 and 2013)Nexus 10Nexus QNexus wireless orbNexus wireless chargerNexus docking station
There are plenty of choices in cases for the Nexus 7. Because it used bluetooth many wireless keyboards and speakers are also an option to use for the Nexus.
Long Term Evolution (LTE) is a type of wireless communication network for cellphones. The Nexus 4 however mainly runs on the HSPA+ wireless communication network.
The Nexus 7 does not have a memory card slot. It only has internal storage (16 or 32 GB).
The Nexus One was the only one in the series that supported an SD card slot. The rest of the series has only internal storage.
There's no real fix to the Nexus 7 charger, but you can use a standard micro USB charger, or a wireless charger (Qi standard) to recharge the device.
No, it won't. The original Nexus 7 only allowed for micro USB charging or use of a dock to connect to the docking pins.
Both phones are manufactured by LG, and they largely have the same architecture. Some of the differences is the G runs on an LTE network (Nexus 4 is HSPA+), has an expandable microSD slot (Nexus 4 has no expandable slot), has a removable battery (Nexus 4 battery is sealed), a 13 megapixel camera available (Nexus 4 only has a 8 megapixel camera), and runs on Android 4.1 Jelly Bean with a manufacturer skin (Nexus 4 has Android 4.3 Jelly Bean stock).
The Nexus S had 16 gb internal storage (no external SD storage0, so the amount of songs depends on what size each file is as you store them into the phone.