Quote Originally Posted by Peasant Phill
It is a well known bug (?) that generals are more easily killed by artillery of any kind than any other unit. I think Ludens called it 'the jedi general gravitation effect' or something like that. It's kind of cheesy when you use it and sucks enormously when your on the receiving end.
Actually, that was someone elses phrase, though I can't for the life of me remember who.

Otherwise: yes, artillery get an accuracy bonus when targetting the general, and yes, it is cheesy and unrealistic as it becomes very easy to take out the enemy general in defensive battles.