Q: I can't turn on my ipad and if i try to plug it in, the screen remains black.

Have you tried to force it to reboot? Hold down the sleep and home keys for 20 - 30 seconds. If you see the silver Apple, let go and let it reboot and see if it comes back.

IF the method above doesn't work try putting it in recovery mode and restoring a back up on iTunes by using the following instructions If you can't update or restore your iPhone, iPad, or iPod touch - Apple Support